diff --git a/scripts/createDistPackage.py b/scripts/createDistPackage.py
index a2bdf1bd193..10207993c17 100755
--- a/scripts/createDistPackage.py
+++ b/scripts/createDistPackage.py
@@ -58,7 +58,7 @@ def main():
             common.codesign(tempdir)
         # package
         zip_source = os.path.join(tempdir, '*') if arguments.exclude_toplevel else tempdir
-        subprocess.check_call([arguments.sevenzip, 'a', '-mx9',
+        subprocess.check_call([arguments.sevenzip, 'a',
             arguments.target_archive, zip_source])
     finally:
         shutil.rmtree(tempdir_base)