diff --git a/server/Windows/wf_interface.c b/server/Windows/wf_interface.c
index 6a158b140..da596b33d 100644
--- a/server/Windows/wf_interface.c
+++ b/server/Windows/wf_interface.c
@@ -39,6 +39,8 @@
 
 #include "wf_interface.h"
 
+#define TAG SERVER_TAG("windows")
+
 #define SERVER_KEY "Software\\"FREERDP_VENDOR_STRING"\\" \
 		FREERDP_PRODUCT_STRING"\\Server"