diff --git a/reactos/drivers/filesystems/mup/mup.h b/reactos/drivers/filesystems/mup/mup.h
index 9bb1564aead..12b7c4591e4 100644
--- a/reactos/drivers/filesystems/mup/mup.h
+++ b/reactos/drivers/filesystems/mup/mup.h
@@ -1,5 +1,7 @@
+#ifndef _MUP_PCH_
+#define _MUP_PCH_
 
-#include <ntddk.h>
+#include <wdm.h>
 
 #define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
 
@@ -19,3 +21,5 @@ MupCreate(PDEVICE_OBJECT DeviceObject,
 NTSTATUS NTAPI
 DriverEntry(PDRIVER_OBJECT DriverObject,
 	    PUNICODE_STRING RegistryPath);
+
+#endif /* _MUP_PCH_ */