diff --git a/core/blockly.js b/core/blockly.js
index fdf2d952d..6b5abf6fa 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -27,18 +27,19 @@
  */
 goog.provide('Blockly');
 
+goog.require('Blockly.constants');
 goog.require('Blockly.Events');
 goog.require('Blockly.Events.Ui');
+goog.require('Blockly.inject');
 goog.require('Blockly.navigation');
 goog.require('Blockly.Procedures');
 goog.require('Blockly.Tooltip');
 goog.require('Blockly.Touch');
-goog.require('Blockly.WidgetDiv');
-goog.require('Blockly.WorkspaceSvg');
-goog.require('Blockly.constants');
-goog.require('Blockly.inject');
 goog.require('Blockly.utils');
 goog.require('Blockly.utils.colour');
+goog.require('Blockly.Variables');
+goog.require('Blockly.WidgetDiv');
+goog.require('Blockly.WorkspaceSvg');
 goog.require('Blockly.Xml');