diff --git a/demos/blockfactory/workspacefactory/wfactory_generator.js b/demos/blockfactory/workspacefactory/wfactory_generator.js
index 3b06ac282..215c5abd2 100644
--- a/demos/blockfactory/workspacefactory/wfactory_generator.js
+++ b/demos/blockfactory/workspacefactory/wfactory_generator.js
@@ -178,7 +178,7 @@ WorkspaceFactoryGenerator.prototype.generateInjectString = function() {
       ' workspace blocks XML from Workspace Factory. */\n' +
       'var workspaceBlocks = document.getElementById("workspaceBlocks"); \n\n' +
       '/* Load blocks to workspace. */\n' +
-      'Blockly.Xml.domToWorkspace(workspace, workspaceBlocks);';
+      'Blockly.Xml.domToWorkspace(workspaceBlocks, workspace);';
   return finalStr;
 };