diff --git a/Makefile b/Makefile
index 33596a9..1e46d85 100644
--- a/Makefile
+++ b/Makefile
@@ -51,4 +51,4 @@ unit:
 
 upload:
 	python setup.py sdist bdist_wheel
-	twine upload dist/*
+	twine upload dist/*.tar.gz