diff -u b/core/modules/node/node.module b/core/modules/node/node.module
--- b/core/modules/node/node.module
+++ b/core/modules/node/node.module
@@ -1764,7 +1764,6 @@
     'page arguments' => array(3, TRUE),
     'access callback' => '_node_revision_access',
     'access arguments' => array(3),
-    'type' => MENU_DEFAULT_LOCAL_TASK,
   );
   $items['node/%node/revisions/%node_revision/revert'] = array(
     'title' => 'Revert to earlier revision',