diff --git a/include/transport/userregistry.h b/include/transport/userregistry.h
index 7465a3c54df9ce3b08e5c7992ae820ce65c10d67..0b6cac145778c555203f915056aa4c6737a12258 100644
--- a/include/transport/userregistry.h
+++ b/include/transport/userregistry.h
@@ -82,7 +82,7 @@ class UserRegistry : public Swift::UserRegistry {
 
 		/// Informs user that the password is invalid and disconnects him.
 		/// \param user JID.
-		void onPasswordInvalid(const Swift::JID &user);
+		void onPasswordInvalid(const Swift::JID &user, const std::string &error = "");
 
 		/// Removes session later.
 		/// \param user JID.