diff --git a/lib/renderer/window-setup.ts b/lib/renderer/window-setup.ts
index 9f48ea3941e5..0fab8eb77ecb 100644
--- a/lib/renderer/window-setup.ts
+++ b/lib/renderer/window-setup.ts
@@ -15,7 +15,7 @@ export const windowSetup = (isWebView: boolean, isHiddenPage: boolean) => {
 
   // But we do not support prompt().
   window.prompt = function () {
-    throw new Error('prompt() is and will not be supported.');
+    throw new Error('prompt() is not supported.');
   };
   if (contextIsolationEnabled) internalContextBridge.overrideGlobalValueFromIsolatedWorld(['prompt'], window.prompt);