diff --git a/ee/tabby-webserver/src/service/auth.rs b/ee/tabby-webserver/src/service/auth.rs
index 67e83f58606c..3cb04a5c13e6 100644
--- a/ee/tabby-webserver/src/service/auth.rs
+++ b/ee/tabby-webserver/src/service/auth.rs
@@ -502,7 +502,7 @@ async fn check_invitation(
     };
 
     if invitation.email != email {
-        return err;
+        return Err(anyhow!("Invitation code is not for this email address").into());
     }
 
     Ok(Some(invitation))