diff --git a/src/extension-support/extension-manager.js b/src/extension-support/extension-manager.js
index c79ad389..3507d657 100644
--- a/src/extension-support/extension-manager.js
+++ b/src/extension-support/extension-manager.js
@@ -160,7 +160,7 @@ class ExtensionManager {
 
         return new Promise((resolve, reject) => {
             // If we `require` this at the global level it breaks non-webpack targets, including tests
-            const ExtensionWorker = require('worker-loader?name=extension-worker.js!./extension-worker');
+            const ExtensionWorker = require('worker-loader!./extension-worker');
 
             this.pendingExtensions.push({extensionURL, resolve, reject});
             dispatch.addWorker(new ExtensionWorker());