diff --git a/Makefile b/Makefile
index a3d6549..783d191 100644
--- a/Makefile
+++ b/Makefile
@@ -13,3 +13,4 @@ clean:
 	python3 setup.py clean
 	find . -name '*.pyc' -delete
 	find . -name '__pycache__' -delete
+	rm -rf build