diff --git a/crates/adapters/activitypub-base/src/service.rs b/crates/adapters/activitypub-base/src/service.rs
index fe517ec..9de878b 100644
--- a/crates/adapters/activitypub-base/src/service.rs
+++ b/crates/adapters/activitypub-base/src/service.rs
@@ -1346,7 +1346,7 @@ impl domain::ports::FederationActionPort for ActivityPubService {
         Ok(domain::models::remote_actor::RemoteActor {
             url: actor.ap_id.to_string(),
             handle: actor.username.clone(),
-            display_name: actor.bio.clone(),
+            display_name: Some(actor.username.clone()),
             inbox_url: actor.inbox_url.to_string(),
             shared_inbox_url: None,
             public_key: actor.public_key_pem.clone(),