diff --git a/demos/blockfactory/app_controller.js b/demos/blockfactory/app_controller.js
index 77bc0134688..7fe4a11c979 100644
--- a/demos/blockfactory/app_controller.js
+++ b/demos/blockfactory/app_controller.js
@@ -4,16 +4,16 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-/**
- * Controller for the Blockly Factory
- * @constructor
- */
-
 /**
  * @fileoverview The AppController Class brings together the Block
  * Factory, Block Library, and Block Exporter functionality into a single web
  * app.
  */
+
+/**
+ * Controller for the Blockly Factory
+ * @constructor
+ */
 AppController = function() {
   // Initialize Block Library
   this.blockLibraryName = 'blockLibrary';
@@ -120,7 +120,7 @@ AppController.prototype.exportBlockLibraryToFile = function() {
         { format: BlocklyDevTools.Analytics.FORMAT_XML });
   } else {
     var msg = 'Could not export Block Library without file name under which ' +
-      'to save library.';
+        'to save library.';
     BlocklyDevTools.Analytics.onWarning(msg);
     alert(msg);
   }