diff --git a/pe/cocoa/py/gen.py b/pe/cocoa/py/gen.py
index 98225454..bd44475f 100644
--- a/pe/cocoa/py/gen.py
+++ b/pe/cocoa/py/gen.py
@@ -20,4 +20,4 @@ if op.exists('build'):
 if op.exists('dist'):
     shutil.rmtree('dist')
 
-print_and_do('python -u setup.py py2app -A')
\ No newline at end of file
+print_and_do('python -u setup.py py2app')
\ No newline at end of file