diff --git a/lib/shared/user-utils.js b/lib/shared/user-utils.js
--- a/lib/shared/user-utils.js
+++ b/lib/shared/user-utils.js
@@ -12,6 +12,9 @@
 import { useSelector } from '../utils/redux-utils.js';
 
 function ensNameForFarcasterUsername(farcasterUsername: string): string {
+  if (farcasterUsername.endsWith('.eth')) {
+    return farcasterUsername;
+  }
   return `${farcasterUsername}.fcast.id`;
 }