diff --git a/modules/backend/behaviors/ListController.php b/modules/backend/behaviors/ListController.php
index f700ce21d..608d166dc 100644
--- a/modules/backend/behaviors/ListController.php
+++ b/modules/backend/behaviors/ListController.php
@@ -323,7 +323,7 @@ class ListController extends ControllerBehavior
         $calledClass = self::getCalledExtensionClass();
         Event::listen('backend.list.extendColumns', function($widget) use ($calledClass, $callback) {
             if (!is_a($widget->getController(), $calledClass)) return;
-            $callback($widget, $widget->model, $widget->getContext());
+            $callback($widget, $widget->model);
         });
     }