diff --git a/MAC/WinCCServices/src/WinCCWrapperImpl.h b/MAC/WinCCServices/src/WinCCWrapperImpl.h
index f1a495603e701ea3979e7a634e2a73e2a327ee82..c8a2270d7b1a065192a70a5cb97a98933a050ec9 100644
--- a/MAC/WinCCServices/src/WinCCWrapperImpl.h
+++ b/MAC/WinCCServices/src/WinCCWrapperImpl.h
@@ -24,6 +24,7 @@
 #include <vector>
 
 #include <Manager.hxx>
+#include <Basics/Utilities/Types.hxx>
 
 #include "WinCCWrapper.h"
 #include "HotLinkWaitForAnswerFactory.h"