diff --git a/sky130/Makefile.in b/sky130/Makefile.in
index d509361..b6745bb 100644
--- a/sky130/Makefile.in
+++ b/sky130/Makefile.in
@@ -357,6 +357,8 @@
 	${CPP} ${SKY130A_DEFS} openlane/sky130_osu_sc_t18/tracks.info > ${OPENLANE_STAGING_A}/sky130_osu_sc_t18/tracks.info
 
 vendor-a:
+	# Modify the LEF files to update hs and ms libraries
+	python3 ../common/foundry_install.py --modify_hs_ms_diodes --modify_vnb_vpb --skywater_path ${SKYWATER_PATH}
 	# Install device subcircuits from vendor files
 	${STAGE} -source ${SKYWATER_PATH} -target ${STAGING_PATH}/${SKY130A} \
 		-ngspice sky130_fd_pr/latest/models/* \