diff --git a/packages/node_modules/@node-red/editor-client/src/js/settings.js b/packages/node_modules/@node-red/editor-client/src/js/settings.js
index af7f091c9..85c930bfb 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/settings.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/settings.js
@@ -100,7 +100,7 @@ RED.settings = (function () {
     var init = function (options, done) {
         var accessTokenMatch = /[?&]access_token=(.*?)(?:$|&)/.exec(window.location.search);
         var path=window.location.pathname.slice(0,-1);
-        RED.settings.authTokensSuffix=path.replaceAll('/', '-');
+        RED.settings.authTokensSuffix=path.replace(/\//g, '-');
         if (accessTokenMatch) {
             var accessToken = accessTokenMatch[1];
             RED.settings.set("auth-tokens",{access_token: accessToken});