diff --git a/src/app/spreed-webrtc-server/channelling_api.go b/src/app/spreed-webrtc-server/channelling_api.go
index 1248c867..8c42dab1 100644
--- a/src/app/spreed-webrtc-server/channelling_api.go
+++ b/src/app/spreed-webrtc-server/channelling_api.go
@@ -113,7 +113,7 @@ func (api *channellingAPI) OnIncoming(c ResponseSender, session *Session, msg *D
 		}
 
 		if err := api.Authenticate(session, st, ""); err == nil {
-			log.Println("Authentication success", session.Userid)
+			log.Println("Authentication success", session.Userid())
 			api.SendSelf(c, session)
 			session.BroadcastStatus()
 		} else {