diff --git a/html/inc/forum.inc b/html/inc/forum.inc
index 93f48ba17d..0e17f539a9 100644
--- a/html/inc/forum.inc
+++ b/html/inc/forum.inc
@@ -884,6 +884,7 @@ function unhide_thread($thread, $forum) {
     if (!$ret) return $ret;
     $forum->update("threads=threads+1, posts=posts+$thread->replies+1");
     update_forum_timestamp($forum);
+    return true;
 }
 
 function move_thread($thread, $old_forum, $new_forum) {