diff --git a/src/showplanner/PISModal.tsx b/src/showplanner/PISModal.tsx
index 227c923..f6e4996 100644
--- a/src/showplanner/PISModal.tsx
+++ b/src/showplanner/PISModal.tsx
@@ -8,6 +8,7 @@ function DevWarning() {
   if (process.env.REACT_APP_PRODUCTION === "true") {
     return null;
   }
+  const wsUrl = process.env.REACT_APP_MYRADIO_NONAPI_BASE + "/MyRadio/webstudio";
   return (
     <>
       <div className="p-2 alert-warning">
@@ -20,8 +21,8 @@ function DevWarning() {
         </em>
         <br />
         For the latest and greatest tested WebStudio, go to{" "}
-        <a href={process.env.REACT_APP_HOMEPAGE}>
-          {process.env.REACT_APP_HOMEPAGE}
+        <a href={wsUrl}>
+          {wsUrl}
         </a>
         .
       </div>