diff --git a/vlsi/Makefile b/vlsi/Makefile
index 210589fb35..0693db7e57 100644
--- a/vlsi/Makefile
+++ b/vlsi/Makefile
@@ -35,8 +35,7 @@ else
 endif
 
 ENV_YML            ?= $(vlsi_dir)/env.yml
-TECH_CONF          ?= $(if $(filter $(tech_name),asap7),        example-asap7.yml,\
-                                                                example-sky130.yml)
+TECH_CONF          ?= example-$(tech_name).yml
 TOOLS_CONF         ?= example-tools.yml
 INPUT_CONFS        ?= $(TOOLS_CONF) $(TECH_CONF)
 HAMMER_EXEC        ?= $(if $(filter $(tech_name),sky130),\