diff --git a/reactos/lib/shlwapi/Makefile.ros-template b/reactos/lib/shlwapi/Makefile.ros-template
index 8c8562ead11..66a6c752210 100644
--- a/reactos/lib/shlwapi/Makefile.ros-template
+++ b/reactos/lib/shlwapi/Makefile.ros-template
@@ -1,10 +1,10 @@
-# $Id: Makefile.ros-template,v 1.1 2004/01/02 19:49:46 gvg Exp $
+# $Id: Makefile.ros-template,v 1.2 2004/01/03 23:45:25 sedwards Exp $
 
 TARGET_NAME = shlwapi
 
 TARGET_OBJECTS = @C_SRCS@
 
-TARGET_CFLAGS = @EXTRADEFS@
+TARGET_CFLAGS = -D__REACTOS__ @EXTRADEFS@
 
 TARGET_SDKLIBS = @IMPORTS@ libwine.a wine_uuid.a ntdll.a libwine_unicode.a