diff --git a/reactos/base/services/thmsvc/thmsvc.c b/reactos/base/services/thmsvc/thmsvc.c
index 6279756b816..6dd5730dd9a 100644
--- a/reactos/base/services/thmsvc/thmsvc.c
+++ b/reactos/base/services/thmsvc/thmsvc.c
@@ -8,8 +8,8 @@
 
 /* INCLUDES *****************************************************************/
 
-#include <windef.h>
-#include <winsvc.h>
+#include <windows.h>
+#include <uxtheme.h>
 #include <uxundoc.h>
 #include <wine/debug.h>