diff --git a/src/lib/server/Config.h b/src/lib/server/Config.h
index 572918fae..4f55ba0bc 100644
--- a/src/lib/server/Config.h
+++ b/src/lib/server/Config.h
@@ -11,7 +11,6 @@
 #include "base/String.h"
 #include "deskflow/IPlatformScreen.h"
 #include "deskflow/OptionTypes.h"
-#include "deskflow/ProtocolTypes.h"
 #include "net/NetworkAddress.h"
 #include "server/InputFilter.h"