diff --git a/Makefile b/Makefile
index 8ac7781..28cffb2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,11 @@
 time:
 	/usr/bin/ntpdate -b -s -u pool.ntp.org
 
-publish: clean
-	python setup.py sdist upload
+package: clean
+	python setup.py sdist
+
+publish: package
+	twine upload dist/*
 
 clean:
 	rm -rf CHIP_IO.* build dist