diff --git a/setup.cfg b/setup.cfg
index b7924ac3d..fbd6a39ff 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -5,8 +5,8 @@ all_files = 1
 
 [py2app]
 app = ['deluge/main.py']
-# arch = x86_64
-arch = i386
+arch = x86_64
+# arch = i386
 iconfile = osx/deluge.icns
 site-packages = false
 includes = glib, gio, cairo, pango, pangocairo, atk, gobject, gtk.keysyms,