diff --git a/docs/packaging/build-osx.spec b/docs/packaging/build-osx.spec
index 2e9802a2..70e46e29 100644
--- a/docs/packaging/build-osx.spec
+++ b/docs/packaging/build-osx.spec
@@ -42,7 +42,7 @@ exe = EXE(pyz,
           gooey_images,
           name='APPNAME',
           debug=False,
-          strip=None,
+          strip=False,
           upx=True,
           console=False,
           icon=os.path.join(gooey_root, 'images', 'program_icon.ico'))