diff --git a/skinr_ui.module b/skinr_ui.module
index 6bd4392..68c4cf2 100644
--- a/skinr_ui.module
+++ b/skinr_ui.module
@@ -503,7 +503,7 @@ function skinr_ui_form_alter(&$form, $form_state, $form_id) {
             'skin_name' => $skin_name,
             'skin_info' => $skin_info,
           );
-          $field = $skin_info['form callback']($form, &$form_state, $context);
+          $field = $skin_info['form callback']($form, $form_state, $context);
         }
       }
       else {