diff --git a/openflexure_microscope/api/static/public/http_base_frame.html b/openflexure_microscope/api/static/public/http_base_frame.html
deleted file mode 100644
index 627e08e5..00000000
--- a/openflexure_microscope/api/static/public/http_base_frame.html
+++ /dev/null
@@ -1,15 +0,0 @@
-<html>
-<head>
-  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
-  <script type="text/javascript"
-    onload="loadImJoyRPCByQueryString().then((imjoyRPC)=&gt;{imjoyRPC.waitForInitialization({target_origin: &#39;*&#39;})})"
-    src="https://lib.imjoy.io/imjoy-loader.js"></script>
-  <script src="https://lib.imjoy.io/imjoy-rpc.min.js"></script>
-  <style>
-    body {
-      overscroll-behavior: contain;
-    }
-  </style>
-</head>
-<body></body>
-</html>
diff --git a/openflexure_microscope/api/static/src/components/tabContentComponents/imjoyContent.vue b/openflexure_microscope/api/static/src/components/tabContentComponents/imjoyContent.vue
index 7a4ac383..f3489f4d 100644
--- a/openflexure_microscope/api/static/src/components/tabContentComponents/imjoyContent.vue
+++ b/openflexure_microscope/api/static/src/components/tabContentComponents/imjoyContent.vue
@@ -127,7 +127,7 @@ export default {
       // however, some browser features won't work (e.g. webrtc)
       // unless we explicitly set `base_frame` in the plugin to
       // https://lib.imjoy.io/default_base_frame.html
-      default_base_frame: '/http_base_frame.html',
+      default_base_frame: 'http://lib.imjoy.io/default_base_frame.html',
       imjoy_api: {
         async showDialog(plugin, config, exta_config) {
           return await imjoy.pm.createWindow(plugin, config, exta_config);
