diff --git boxes.module boxes.module
index 7b39ff6..a676b4b 100644
--- boxes.module
+++ boxes.module
@@ -663,10 +663,10 @@ function boxes_add_js() {
     return;
   }
   $added = TRUE;
-  drupal_add_js('misc/jquery.form.js', array('group' => JS_LIBRARY));
-  drupal_add_js('misc/form.js', array('group' => JS_LIBRARY));
-  drupal_add_js('misc/progress.js', array('group' => JS_LIBRARY));
-  drupal_add_js('misc/ajax.js', array('group' => JS_LIBRARY));
+  drupal_add_library('system', 'jquery.form', TRUE);
+  drupal_add_library('system', 'drupal.form', TRUE);
+  drupal_add_library('system', 'drupal.progress', TRUE);
+  drupal_add_library('system', 'drupal.ajax', TRUE);
 
   drupal_add_js(drupal_get_path('module', 'boxes') . '/boxes.js');
   drupal_add_css(drupal_get_path('module', 'boxes') . '/boxes.css');