diff --git a/shared/components/rstack-collab-overlay.ts b/shared/components/rstack-collab-overlay.ts
index 171eec8..18e0dae 100644
--- a/shared/components/rstack-collab-overlay.ts
+++ b/shared/components/rstack-collab-overlay.ts
@@ -241,8 +241,13 @@ export class RStackCollabOverlay extends HTMLElement {
 			const raw = localStorage.getItem('encryptid_session');
 			if (raw) {
 				const session = JSON.parse(raw);
-				if (session?.username) this.#localUsername = session.username;
-				else if (session?.displayName) this.#localUsername = session.displayName;
+				if (session?.claims?.username) this.#localUsername = session.claims.username;
+				else if (session?.username) this.#localUsername = session.username;
+			}
+			// Fallback: rstack-identity also stores username separately
+			if (this.#localUsername === 'Anonymous') {
+				const stored = localStorage.getItem('rspace-username');
+				if (stored) this.#localUsername = stored;
 			}
 		} catch { /* no session */ }
 	}