make AppRouterAnnouncer resilient to Strict Mode

vercel · Aug 21, 2023 · 9b2dd4b · 9b2dd4b
1 parent fd2d6f4
commit 9b2dd4b
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/packages/next/src/client/components/app-router-announcer.tsx b/packages/next/src/client/components/app-router-announcer.tsx
@@ -57,7 +57,10 @@ export function AppRouterAnnouncer({ tree }: { tree: FlightRouterState }) {
 
     // Only announce the title change, but not for the first load because screen
     // readers do that automatically.
-    if (previousTitle.current !== undefined) {
+    if (
+      previousTitle.current !== undefined &&
+      previousTitle.current !== currentTitle
+    ) {
       setRouteAnnouncement(currentTitle)
     }
     previousTitle.current = currentTitle