diff --git a/libtransport/UserManager.cpp b/libtransport/UserManager.cpp
index f4746013e797385dc01155223bfa8e7f71f42c25..44d9bd3cb28f7ca2360cb7ed48ab03a63cea4111 100644
--- a/libtransport/UserManager.cpp
+++ b/libtransport/UserManager.cpp
@@ -220,6 +220,7 @@ void UserManager::handlePresence(Swift::Presence::ref presence) {
 				if (CONFIG_BOOL_DEFAULTED(m_component->getConfig(), "registration.needRegistration", false)
 					&& CONFIG_BOOL_DEFAULTED(m_component->getConfig(), "registration.needPassword", true)) {
 					m_userRegistry->onPasswordInvalid(presence->getFrom());
+					LOG4CXX_INFO(logger, userkey << ": Tried to login, but is not registered.");
 					return;
 				}
 				res.password = "";