diff --git a/sky130/openlane/config.tcl b/sky130/openlane/config.tcl
index 01ebf69..666c0ec 100755
--- a/sky130/openlane/config.tcl
+++ b/sky130/openlane/config.tcl
@@ -12,6 +12,7 @@
 #ifdef EF_FORMAT
 set ::env(TECH_LEF) "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/techLEF/$::env(STD_CELL_LIBRARY)/$::env(STD_CELL_LIBRARY).tlef"
 set ::env(CELLS_LEF) [glob "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/lef/$::env(STD_CELL_LIBRARY)/*.lef"]
+set ::env(GDS_FILES) [glob "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/gds/$::env(STD_CELL_LIBRARY)/*.gds"]
 
 set ::env(GPIO_PADS_LEF) "\
 	$::env(PDK_ROOT)/$::env(PDK)/libs.ref/lef/sky130_fd_io/sky130_fd_io.lef\
@@ -26,6 +27,7 @@
 #else (!EF_FORMAT)
 set ::env(TECH_LEF) "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/$::env(STD_CELL_LIBRARY)/techlef/$::env(STD_CELL_LIBRARY).tlef"
 set ::env(CELLS_LEF) [glob "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/$::env(STD_CELL_LIBRARY)/lef/*.lef"]
+set ::env(GDS_FILES) [glob "$::env(PDK_ROOT)/$::env(PDK)/libs.ref/$::env(STD_CELL_LIBRARY)/gds/*.gds"]
 
 set ::env(GPIO_PADS_LEF) "\
 	$::env(PDK_ROOT)/$::env(PDK)/libs.ref/sky130_fd_io/lef/sky130_fd_io.lef\
@@ -47,9 +49,12 @@
 #ifdef EF_FORMAT
 set ::env(MAGIC_MAGICRC) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/magic/20200508/TECHNAME.magicrc"
 set ::env(MAGIC_TECH_FILE) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/magic/20200508/TECHNAME.tech"
+set ::env(KLAYOUT_TECH) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/klayout/$::env(PDK).lyt"
+set ::env(KLAYOUT_PROPERTIES) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/klayout/$::env(PDK).lyp"
 #else (!EF_FORMAT)
 set ::env(MAGIC_MAGICRC) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/magic/TECHNAME.magicrc"
 set ::env(MAGIC_TECH_FILE) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/magic/TECHNAME.tech"
+set ::env(KLAYOUT_PROPERTIES) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/klayout/$::env(PDK).lyp"
 #endif (!EF_FORMAT)
 
 # netgen setup
@@ -91,4 +96,4 @@
 set ::env(FP_PDN_CORE_RING_HOFFSET) 6
 
 # Used for estimate_parasitics
-set ::env(WIRE_RC_LAYER) "met1"; 
+set ::env(WIRE_RC_LAYER) "met1";