diff --git a/frontend/pages/index.tsx b/frontend/pages/index.tsx
index 13886a2..2c13305 100644
--- a/frontend/pages/index.tsx
+++ b/frontend/pages/index.tsx
@@ -64,9 +64,9 @@ export default function Home({ announcements, ids }: VideoOnDemandIndex) {
       </p>
 
       {
-        announcements.map(announcement => (
-          <p>
-            <b>Announcement:</b> {announcement}
+        announcements.map((text, id) => (
+          <p key={id}>
+            <b>Announcement:</b> {text}
           </p>
         ))
       }