diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_085C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_085C_1v95_pwrlkg.lib.json
index 2c07b80..6618e3d 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_085C_1v95_pwrlkg.lib.json
@@ -2016,7 +2016,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v65.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v65.lib.json
index 2f62af5..26a061d 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v65.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v65.lib.json
@@ -2025,7 +2025,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95.lib.json
index ee3d8b4..5331e4d 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95_pwrlkg.lib.json
index 328eae9..ce610bc 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_100C_1v95_pwrlkg.lib.json
@@ -2016,7 +2016,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_150C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_150C_1v95.lib.json
index 14144f5..cfc64fe 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_150C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_150C_1v95.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v56.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v56.lib.json
index d096c7d..958c46b 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v56.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v56.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v65_ka1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v65_ka1v76.lib.json
index 14dd771..6d59b4d 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v65_ka1v76.lib.json
@@ -2025,7 +2025,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v76.lib.json
index d98beab..38d48b5 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v76.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
index 06a77f1..0298f22 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
@@ -6362,7 +6362,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
index 11e3b4a..23cda39 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
@@ -2016,7 +2016,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_100C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_100C_1v60.lib.json
index 525a8bf..047e692 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_100C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_100C_1v60.lib.json
@@ -1828,7 +1828,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_150C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_150C_1v60.lib.json
index 19f1a27..72c49d5 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_150C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_150C_1v60.lib.json
@@ -1828,7 +1828,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v28.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v28.lib.json
index 11d37f5..c09463e 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v28.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v28.lib.json
@@ -1744,7 +1744,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v44.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v44.lib.json
index 37dcb3a..8bdb17b 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v44.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v44.lib.json
@@ -1744,7 +1744,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v60_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
index 6c27ca3..9c79dbd 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
@@ -6110,7 +6110,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_025C_1v80_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_025C_1v80_ccsnoise.lib.json
index 49cd24f..b5e3664 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_025C_1v80_ccsnoise.lib.json
@@ -6278,7 +6278,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_100C_1v80.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_100C_1v80.lib.json
index 3e9772f..e8ccda1 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_100C_1v80.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_1__tt_100C_1v80.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_085C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_085C_1v95_pwrlkg.lib.json
index 0fd3c51..baabadf 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_085C_1v95_pwrlkg.lib.json
@@ -2100,7 +2100,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v65.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v65.lib.json
index 87cabd4..2d5c5fb 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v65.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v65.lib.json
@@ -2109,7 +2109,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95.lib.json
index 8f30a7a..1286fcb 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95_pwrlkg.lib.json
index de54ffb..19e3136 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_100C_1v95_pwrlkg.lib.json
@@ -2100,7 +2100,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_150C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_150C_1v95.lib.json
index 170831c..963e8f0 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_150C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_150C_1v95.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v56.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v56.lib.json
index e2b1080..c139610 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v56.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v56.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v65_ka1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v65_ka1v76.lib.json
index b2171cd..674a0cc 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v65_ka1v76.lib.json
@@ -2109,7 +2109,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v76.lib.json
index 56752dc..3b0f815 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v76.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
index ab97236..efc5899 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
@@ -6446,7 +6446,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
index ead71f1..f7e7fc0 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
@@ -2100,7 +2100,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_100C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_100C_1v60.lib.json
index 8e1d015..d2ebcac 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_100C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_100C_1v60.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_150C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_150C_1v60.lib.json
index 075cfb2..a0618b4 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_150C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_150C_1v60.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v28.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v28.lib.json
index d4da1c0..e404f1b 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v28.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v28.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v44.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v44.lib.json
index 2a52d2c..cf7322c 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v44.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v44.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v60_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
index 7867def..951770a 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
@@ -6278,7 +6278,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_025C_1v80_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_025C_1v80_ccsnoise.lib.json
index 9388b64..ddb6f9b 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_025C_1v80_ccsnoise.lib.json
@@ -6362,7 +6362,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_100C_1v80.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_100C_1v80.lib.json
index 4b96c2b..883ef61 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_100C_1v80.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_2__tt_100C_1v80.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_085C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_085C_1v95_pwrlkg.lib.json
index 5789d99..cf84b9f 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_085C_1v95_pwrlkg.lib.json
@@ -2184,7 +2184,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v65.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v65.lib.json
index 4413012..b59cbdd 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v65.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v65.lib.json
@@ -2193,7 +2193,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95.lib.json
index 4146019..4d1caf1 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95.lib.json
@@ -2248,7 +2248,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95_pwrlkg.lib.json
index ccf100c..fdc4155 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_100C_1v95_pwrlkg.lib.json
@@ -2268,7 +2268,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_150C_1v95.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_150C_1v95.lib.json
index 3971b4c..ffe547b 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_150C_1v95.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_150C_1v95.lib.json
@@ -2248,7 +2248,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v56.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v56.lib.json
index e1869c2..95bcb3d 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v56.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v56.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v65_ka1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v65_ka1v76.lib.json
index aec7cf7..138ad49 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v65_ka1v76.lib.json
@@ -2193,7 +2193,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v76.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v76.lib.json
index 5f350a9..4348df8 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v76.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v76.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
index 8efd315..1153edb 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
@@ -6530,7 +6530,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_pwrlkg.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
index f536894..7679606 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
@@ -2184,7 +2184,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_100C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_100C_1v60.lib.json
index b40e668..8c60b65 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_100C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_100C_1v60.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_150C_1v60.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_150C_1v60.lib.json
index 80e1bc6..305a652 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_150C_1v60.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_150C_1v60.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v28.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v28.lib.json
index e5e3d81..6da63c3 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v28.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v28.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v44.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v44.lib.json
index 5676d5e..fc6c9d9 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v44.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v44.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v60_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
index 9cdceed..b76bdc8 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
@@ -6362,7 +6362,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_025C_1v80_ccsnoise.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_025C_1v80_ccsnoise.lib.json
index d1adcbc..f04fd81 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_025C_1v80_ccsnoise.lib.json
@@ -6530,7 +6530,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "statetable \"CLK GATE\",\"M0\"": {
     "table": "L L : - : L ,L H : - : H ,H - : - : N"
diff --git a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_100C_1v80.lib.json b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_100C_1v80.lib.json
index 54409f4..8c28704 100644
--- a/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_100C_1v80.lib.json
+++ b/cells/dlclkp/sky130_fd_sc_ms__dlclkp_4__tt_100C_1v80.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_085C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_085C_1v95_pwrlkg.lib.json
index 8577048..c05ae4d 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_085C_1v95_pwrlkg.lib.json
@@ -1948,7 +1948,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v65.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v65.lib.json
index c6afd0d..e9ec182 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v65.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v65.lib.json
@@ -1957,7 +1957,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95.lib.json
index ddc6bdf..851bb97 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95_pwrlkg.lib.json
index 73fc461..dfde246 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_100C_1v95_pwrlkg.lib.json
@@ -1948,7 +1948,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_150C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_150C_1v95.lib.json
index be48f7f..571a871 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_150C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_150C_1v95.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v56.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v56.lib.json
index 42df7ca..4a47168 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v56.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v56.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v65_ka1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v65_ka1v76.lib.json
index 5d980a0..34486ec 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v65_ka1v76.lib.json
@@ -1957,7 +1957,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v76.lib.json
index 877d79b..b8d207f 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v76.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
index 9ea424a..9d539ee 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_ccsnoise.lib.json
@@ -6278,7 +6278,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00232,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
index 3a52760..f396c35 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ff_n40C_1v95_pwrlkg.lib.json
@@ -1948,7 +1948,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_100C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_100C_1v60.lib.json
index 3b8420e..6d9bb9f 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_100C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_100C_1v60.lib.json
@@ -1828,7 +1828,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_150C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_150C_1v60.lib.json
index dc0ff25..bf43bba 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_150C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_150C_1v60.lib.json
@@ -1828,7 +1828,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v28.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v28.lib.json
index 35429d6..2e3e6b0 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v28.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v28.lib.json
@@ -1744,7 +1744,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v44.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v44.lib.json
index 2a21c58..144ca6e 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v44.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v44.lib.json
@@ -1744,7 +1744,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v60_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
index 827599e..64b9b1b 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__ss_n40C_1v60_ccsnoise.lib.json
@@ -6110,7 +6110,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00223,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_025C_1v80_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_025C_1v80_ccsnoise.lib.json
index 02c3c97..b43964c 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_025C_1v80_ccsnoise.lib.json
@@ -6278,7 +6278,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00231,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_100C_1v80.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_100C_1v80.lib.json
index 1ec504b..f06fc8a 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_100C_1v80.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_1__tt_100C_1v80.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_085C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_085C_1v95_pwrlkg.lib.json
index 09e6a0e..afc4dad 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_085C_1v95_pwrlkg.lib.json
@@ -2116,7 +2116,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v65.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v65.lib.json
index 1ddecae..9e5f288 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v65.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v65.lib.json
@@ -2125,7 +2125,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95.lib.json
index 7e710f4..dd96a62 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95_pwrlkg.lib.json
index 6a94402..3c091b6 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_100C_1v95_pwrlkg.lib.json
@@ -2116,7 +2116,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_150C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_150C_1v95.lib.json
index c5814a3..9d4a0c3 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_150C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_150C_1v95.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v56.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v56.lib.json
index 22d6a75..8f033b6 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v56.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v56.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v65_ka1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v65_ka1v76.lib.json
index 8c85193..8b701ca 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v65_ka1v76.lib.json
@@ -2125,7 +2125,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v76.lib.json
index a8581c3..7afa8e3 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v76.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
index ad50fb8..1481d9f 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_ccsnoise.lib.json
@@ -6446,7 +6446,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.0023,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
index 426cfc9..7fcbbe3 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ff_n40C_1v95_pwrlkg.lib.json
@@ -2116,7 +2116,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_100C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_100C_1v60.lib.json
index 3638a5b..d92cf10 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_100C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_100C_1v60.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_150C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_150C_1v60.lib.json
index 7f4fbdb..02c124f 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_150C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_150C_1v60.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v28.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v28.lib.json
index cf9ce53..382a16a 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v28.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v28.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v44.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v44.lib.json
index 573ae27..8583078 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v44.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v44.lib.json
@@ -1912,7 +1912,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v60_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
index d7f70d7..c01adc0 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__ss_n40C_1v60_ccsnoise.lib.json
@@ -6278,7 +6278,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00219,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_025C_1v80_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_025C_1v80_ccsnoise.lib.json
index d4c7a3e..d84fb9d 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_025C_1v80_ccsnoise.lib.json
@@ -6362,7 +6362,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00239,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_100C_1v80.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_100C_1v80.lib.json
index 8b34cd0..0b674e9 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_100C_1v80.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_2__tt_100C_1v80.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_085C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_085C_1v95_pwrlkg.lib.json
index eb7348d..3d7d1c4 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_085C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_085C_1v95_pwrlkg.lib.json
@@ -2200,7 +2200,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v65.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v65.lib.json
index 756300a..ebe9d3d 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v65.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v65.lib.json
@@ -2209,7 +2209,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95.lib.json
index 3cc70d8..d4f007d 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95_pwrlkg.lib.json
index 8ae0d45..509ce59 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_100C_1v95_pwrlkg.lib.json
@@ -2200,7 +2200,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_150C_1v95.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_150C_1v95.lib.json
index ace410e..e36dac4 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_150C_1v95.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_150C_1v95.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v56.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v56.lib.json
index fbad19e..e793547 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v56.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v56.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v65_ka1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v65_ka1v76.lib.json
index 47dc558..3f6021f 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v65_ka1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v65_ka1v76.lib.json
@@ -2209,7 +2209,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v76.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v76.lib.json
index e064509..2381be1 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v76.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v76.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
index 5243776..9fe510a 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_ccsnoise.lib.json
@@ -6530,7 +6530,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00219,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_pwrlkg.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
index daba2b6..6443f36 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ff_n40C_1v95_pwrlkg.lib.json
@@ -2200,7 +2200,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_100C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_100C_1v60.lib.json
index 170bc91..ca101b1 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_100C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_100C_1v60.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_150C_1v60.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_150C_1v60.lib.json
index 95371e3..152057e 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_150C_1v60.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_150C_1v60.lib.json
@@ -2080,7 +2080,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v28.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v28.lib.json
index bd5a3e5..4ed1d39 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v28.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v28.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v44.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v44.lib.json
index 80b9e81..ca2e0b6 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v44.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v44.lib.json
@@ -1996,7 +1996,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v60_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
index 29c12cd..a344e00 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__ss_n40C_1v60_ccsnoise.lib.json
@@ -6362,7 +6362,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00207,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_025C_1v80_ccsnoise.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_025C_1v80_ccsnoise.lib.json
index f31abda..fd6f1f3 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_025C_1v80_ccsnoise.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_025C_1v80_ccsnoise.lib.json
@@ -6530,7 +6530,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0"
+    "internal_node": "M0"
   },
   "pin SCE": {
     "capacitance": 0.00235,
diff --git a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_100C_1v80.lib.json b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_100C_1v80.lib.json
index 0f8f8f1..e4f8917 100644
--- a/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_100C_1v80.lib.json
+++ b/cells/sdlclkp/sky130_fd_sc_ms__sdlclkp_4__tt_100C_1v80.lib.json
@@ -2164,7 +2164,7 @@
   },
   "pin M0": {
     "direction": "internal",
-    "internal_node": "m0",
+    "internal_node": "M0",
     "related_ground_pin": "VNB",
     "related_power_pin": "VPWR"
   },