diff --git a/Makefile b/Makefile
index 3ac295e..fc6742a 100644
--- a/Makefile
+++ b/Makefile
@@ -81,6 +81,7 @@ clean:
 	-rm -f go.*
 	-rm -f *.pb.go
 	-rm -f autogenpb
+	-go-mod-clean --purge
 
 clean-more:
 	ls -l autogenpb autogenpb.last