--- includes/plugins.inc	2008-05-02 23:15:45.000000000 +0200
+++ includes/plugins.new.inc	2008-05-02 22:57:25.000000000 +0200
@@ -1646,7 +1646,7 @@ class views_plugin_display_page extends 
           $items[$path]['type'] = MENU_LOCAL_TASK;
           break;
         case 'default tab':
-          $items[$path]['type'] = MENU_LOCAL_TASK;
+          $items[$path]['type'] = MENU_DEFAULT_LOCAL_TASK;
           break;
       }