1 files changed, 4 insertions, 1 deletions

diff --git a/admin/cat_perm.php b/admin/cat_perm.php
index 95e9edaa9..f0c961103 100644
--- a/admin/cat_perm.php
+++ b/admin/cat_perm.php
@@ -207,7 +207,10 @@ $template->assign_vars(
         'admin.php?page=cat_modify&cat_id='
         ),
     'U_HELP' => PHPWG_ROOT_PATH.'/popuphelp.php?page=cat_perm',
-    'F_ACTION' => PHPWG_ROOT_PATH.'admin.php?page=cat_perm&cat='.$page['cat']
+    'F_ACTION' =>
+      add_session_id(
+        PHPWG_ROOT_PATH.'admin.php?page=cat_perm&cat='.$page['cat']
+        )
     )
   );