diff --git a/contrib/make_osx b/contrib/make_osx
index 1a69892b4..73d111fb4 100644
--- a/contrib/make_osx
+++ b/contrib/make_osx
@@ -1,6 +1,6 @@
 #!/bin/bash
 rm -rf dist
 VERSION=`git describe --tags`
-python2 setup-release.py py2app
+python3 setup-release.py py2app
 hdiutil create -fs HFS+ -volname "Electrum" -srcfolder dist/Electrum.app dist/electrum-$VERSION.dmg