diff --git a/Makefile b/Makefile
index 14b7ecd..36a5741 100644
--- a/Makefile
+++ b/Makefile
@@ -1059,8 +1059,7 @@
 .PHONY: printvars
 printvars:
 ifndef VARS
-	@echo "Please pass a non-empty VARS to 'make printvars'"
-	@exit 1
+	$(error Please pass a non-empty VARS to 'make printvars')
 endif
 	@:
 	$(foreach V, \