diff --git a/aegisub/packages/osx_bundle/Contents/Info.plist b/aegisub/packages/osx_bundle/Contents/Info.plist
index 342593e65..3a4e4f500 100644
--- a/aegisub/packages/osx_bundle/Contents/Info.plist
+++ b/aegisub/packages/osx_bundle/Contents/Info.plist
@@ -35,7 +35,7 @@
 
     <!-- Values: i386, ppc, x86_65, ppc64 -->
     <key>LSArchitecturePriority</key>
-    <string>i386</string>
+    <string>x86_64</string>
 
     <!-- Displayed in the 'Get Info' context menu dialogue -->
     <key>CFBundleGetInfoString</key>