diff --git a/packages/core/src/network/session-connection.ts b/packages/core/src/network/session-connection.ts
index 1b6916a5..b7bdd340 100644
--- a/packages/core/src/network/session-connection.ts
+++ b/packages/core/src/network/session-connection.ts
@@ -269,7 +269,7 @@ export class SessionConnection extends PersistentConnection {
             // we must send some user-related rpc to the server to make sure that
             // it will send us updates
             this.sendRpc({ _: 'updates.getState' }).catch((err: any) => {
-                if (this._destroyed) return // silently fail
+                if (this._destroyed || tl.RpcError.is(err, 'AUTH_KEY_UNREGISTERED')) return // silently fail
                 this.log.warn('failed to send updates.getState: %s', err.text || err.message)
             })
         }