diff --git a/tools/toollib.py b/tools/toollib.py
index 3743905..bc0ed61 100644
--- a/tools/toollib.py
+++ b/tools/toollib.py
@@ -18,7 +18,7 @@ archive = '%s:%s' % (archive_user, archive_dir)
 
 # Build commands
 # Source dists
-sdists = './setup.py sdist --formats=gztar,zip'
+sdists = './setup.py sdist --formats=gztar'
 # Binary dists
 def buildwheels():
     sh('python3 setupegg.py bdist_wheel' % py)