diff --git a/VERSION b/VERSION
index ac06f41..1ab72e2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.437
+1.0.438
diff --git a/sky130/Makefile.in b/sky130/Makefile.in
index 7886f88..bbc61cc 100644
--- a/sky130/Makefile.in
+++ b/sky130/Makefile.in
@@ -1548,7 +1548,8 @@
 	# Install custom additions to standard cell libraries
 	${STAGE} -source ./custom -target ${STAGING_PATH}/${SKY130$*} \
 		-gds %l/gds/*.gds options=custom/scripts/gds_import_setup.tcl \
-		-lef %l/lef/*.lef compile-only rename=sky130_ef_sc_hd.lef \
+		-lef %l/lef/*.lef \
+			compile-only lefopts=-toplayer rename=sky130_ef_sc_hd.lef \
 		-verilog %l/verilog/*.v \
 		-library digital sky130_fd_sc_hd 2>&1 | tee -a ${SKY130$*}_make.log
 	# Install all SkyWater digital standard cells.