diff --git a/panels.module b/panels.module
index 3ea7e67..62567c8 100644
--- a/panels.module
+++ b/panels.module
@@ -624,7 +624,7 @@ class panels_display {
   }
 
   function clone_pane($pid) {
-    $pane = drupal_clone($this->content[$pid]);
+    $pane = clone($this->content[$pid]);
     return $pane;
   }