diff --git a/routing/routing_session.cpp b/routing/routing_session.cpp
index b7206289f4..f6907a0cde 100644
--- a/routing/routing_session.cpp
+++ b/routing/routing_session.cpp
@@ -262,7 +262,9 @@ void RoutingSession::Reset()
 
 void RoutingSession::SetState(SessionState state)
 {
-  m_changeSessionStateCallback(m_state, state);
+  if (m_changeSessionStateCallback)
+    m_changeSessionStateCallback(m_state, state);
+
   m_state = state;
 }