diff --git a/src/Adapter.cc b/src/Adapter.cc
index 16217f5..74dae98 100644
--- a/src/Adapter.cc
+++ b/src/Adapter.cc
@@ -225,7 +225,7 @@ namespace pEp {
                 pEpLog("sync_is_running - injecting null event");
                 inject_sync_shutdown();
                 _sync_thread.join();
-                pEp::callback_dispatcher.notifyHandshake(nullptr, nullptr, SYNC_NOTIFY_STOP);
+                pEp::CallbackDispatcher::notifyHandshake(nullptr, nullptr, SYNC_NOTIFY_STOP);
             }
         }