diff --git a/src/platformsupport/cfsocketnotifier/qcfsocketnotifier.cpp b/src/platformsupport/cfsocketnotifier/qcfsocketnotifier.cpp
index 5dcd6a4ffd7d4dceed3e2bf0f13af20b789fdf51..c33b684d50b72778327a7cc875f5f3c4d9fa1c00 100644
--- a/src/platformsupport/cfsocketnotifier/qcfsocketnotifier.cpp
+++ b/src/platformsupport/cfsocketnotifier/qcfsocketnotifier.cpp
@@ -101,6 +101,7 @@ void qt_mac_remove_socket_from_runloop(const CFSocketRef socket, CFRunLoopSource
 
 QCFSocketNotifier::QCFSocketNotifier()
 :eventDispatcher(0)
+, maybeCancelWaitForMoreEvents(0)
 {
 
 }