diff --git a/sky130/openlane/sky130_fd_sc_hdll/config.tcl b/sky130/openlane/sky130_fd_sc_hdll/config.tcl
index db8d3a4..09a7475 100755
--- a/sky130/openlane/sky130_fd_sc_hdll/config.tcl
+++ b/sky130/openlane/sky130_fd_sc_hdll/config.tcl
@@ -44,7 +44,7 @@
 set ::env(PL_LIB) $::env(LIB_TYPICAL)
 
 # Fillcell insertion
-set ::env(FILL_CELL) "sky130_fd_sc_hdll__fill_"
+set ::env(FILL_CELL) "sky130_fd_sc_hdll__fill*"
 set ::env(DECAP_CELL) "sky130_fd_sc_hdll__decap_"
 set ::env(RE_BUFFER_CELL) "sky130_fd_sc_hdll__buf_4"
 
diff --git a/sky130/openlane/sky130_fd_sc_hs/config.tcl b/sky130/openlane/sky130_fd_sc_hs/config.tcl
index 087feaa..d2ae850 100755
--- a/sky130/openlane/sky130_fd_sc_hs/config.tcl
+++ b/sky130/openlane/sky130_fd_sc_hs/config.tcl
@@ -47,7 +47,7 @@
 set ::env(PL_LIB) $::env(LIB_TYPICAL)
 
 # Fillcell insertion
-set ::env(FILL_CELL) "sky130_fd_sc_hs__fill_"
+set ::env(FILL_CELL) "sky130_fd_sc_hs__fill*"
 set ::env(DECAP_CELL) "sky130_fd_sc_hs__decap_4"
 
 # Diode insertaion
diff --git a/sky130/openlane/sky130_fd_sc_hvl/config.tcl b/sky130/openlane/sky130_fd_sc_hvl/config.tcl
index bcbccb2..b99d2cd 100644
--- a/sky130/openlane/sky130_fd_sc_hvl/config.tcl
+++ b/sky130/openlane/sky130_fd_sc_hvl/config.tcl
@@ -51,7 +51,7 @@
 set ::env(PL_LIB) $::env(LIB_TYPICAL)
 
 # Fillcell insertion
-set ::env(FILL_CELL) "sky130_fd_sc_hvl__fill_"
+set ::env(FILL_CELL) "sky130_fd_sc_hvl__fill*"
 set ::env(DECAP_CELL) "sky130_fd_sc_hvl__decap_"
 set ::env(RE_BUFFER_CELL) "sky130_fd_sc_hvl__buf_1"
 
diff --git a/sky130/openlane/sky130_fd_sc_ls/config.tcl b/sky130/openlane/sky130_fd_sc_ls/config.tcl
index 4e2d4fc..6657138 100755
--- a/sky130/openlane/sky130_fd_sc_ls/config.tcl
+++ b/sky130/openlane/sky130_fd_sc_ls/config.tcl
@@ -47,7 +47,7 @@
 set ::env(PL_LIB) $::env(LIB_TYPICAL)
 
 # Fillcell insertion
-set ::env(FILL_CELL) "sky130_fd_sc_ls__fill_"
+set ::env(FILL_CELL) "sky130_fd_sc_ls__fill*"
 set ::env(DECAP_CELL) "sky130_fd_sc_ls__decap_"
 set ::env(RE_BUFFER_CELL) "sky130_fd_sc_ls__buf_4"
 
diff --git a/sky130/openlane/sky130_fd_sc_ms/config.tcl b/sky130/openlane/sky130_fd_sc_ms/config.tcl
index 120444c..d7bc6e5 100755
--- a/sky130/openlane/sky130_fd_sc_ms/config.tcl
+++ b/sky130/openlane/sky130_fd_sc_ms/config.tcl
@@ -47,7 +47,7 @@
 set ::env(PL_LIB) $::env(LIB_TYPICAL)
 
 # Fillcell insertion
-set ::env(FILL_CELL) "sky130_fd_sc_ms__fill_"
+set ::env(FILL_CELL) "sky130_fd_sc_ms__fill*"
 set ::env(DECAP_CELL) "sky130_fd_sc_ms__decap_4"
 set ::env(RE_BUFFER_CELL) "sky130_fd_sc_ms__buf_4"