diff --git a/Makefile b/Makefile
index 529998d28920aaa5f35b4b8a4ec894ec8e5a5585..6b0f4355c4ebeadb3bbe94d0de56c94db24c68e6 100644
--- a/Makefile
+++ b/Makefile
@@ -21,3 +21,6 @@ test-top-ten-filter:
 
 clean-all-classes:
 	@find . -name "*.class" -delete
+
+clean-all-output:
+	@rm -r ./output