diff --git a/workbench-app/.env.example b/workbench-app/.env.example
index 5ef353c7..7b1f58aa 100644
--- a/workbench-app/.env.example
+++ b/workbench-app/.env.example
@@ -26,4 +26,4 @@ VITE_SEMANTIC_WORKBENCH_CLIENT_ID=22cb77c3-ca98-4a26-b4db-ac4dcecba690
 VITE_SEMANTIC_WORKBENCH_AUTHORITY=https://login.microsoftonline.com/common
 
 # The URL for the Semantic Workbench service.
-VITE_SEMANTIC_WORKBENCH_SERVICE_URL=http://127.0.0.1:3000
+VITE_SEMANTIC_WORKBENCH_SERVICE_URL=http://localhost:3000
diff --git a/workbench-app/src/Constants.ts b/workbench-app/src/Constants.ts
index 10c624f9..30aa393d 100644
--- a/workbench-app/src/Constants.ts
+++ b/workbench-app/src/Constants.ts
@@ -1,11 +1,3 @@
-// Allow static build of React code to access env vars
-// SEE https://create-react-app.dev/docs/title-and-meta-tags/#injecting-data-from-the-server-into-the-page
-const serviceUrl = (window.VITE_SEMANTIC_WORKBENCH_SERVICE_URL && window.VITE_SEMANTIC_WORKBENCH_SERVICE_URL.startsWith('https://'))
-    ? window.VITE_SEMANTIC_WORKBENCH_SERVICE_URL
-    : (import.meta.env.VITE_SEMANTIC_WORKBENCH_SERVICE_URL)
-        ? import.meta.env.VITE_SEMANTIC_WORKBENCH_SERVICE_URL
-        : 'http://127.0.0.1:3000';
-
 export const Constants = {
     app: {
         name: 'Semantic Workbench',
@@ -37,7 +29,7 @@ export const Constants = {
                 id: 'local',
                 name: 'Semantic Workbench backend service on localhost or GitHub Codespaces',
                 // Can be overridden by env var VITE_SEMANTIC_WORKBENCH_SERVICE_URL
-                url: serviceUrl,
+                url: import.meta.env.VITE_SEMANTIC_WORKBENCH_SERVICE_URL || 'http://localhost:3000',
                 brand: 'light',
             },
             // {
diff --git a/workbench-app/src/global.d.ts b/workbench-app/src/global.d.ts
deleted file mode 100644
index fc224a76..00000000
--- a/workbench-app/src/global.d.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-export { };
-
-// Allow static build of React code to access env vars
-// SEE https://create-react-app.dev/docs/title-and-meta-tags/#injecting-data-from-the-server-into-the-page
-declare global {
-  interface Window {
-    VITE_SEMANTIC_WORKBENCH_SERVICE_URL?: string;
-  }
-}
\ No newline at end of file