diff --git a/Makefile b/Makefile
index 64a968d61b..f4f0169e87 100644
--- a/Makefile
+++ b/Makefile
@@ -69,6 +69,6 @@ clean-dev:
 	rm -rf node_modules
 
 clean-git:
-	rm -r js/
-	rm -r css/
+	rm -rf js/
+	rm -rf css/
 	git checkout -- js/ css/