diff --git a/include/winternl.h b/include/winternl.h
index b70460f314c..f362790dbca 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -1988,6 +1988,9 @@ typedef void (NTAPI *RTL_WAITORTIMERCALLBACKFUNC)(PVOID,BOOLEAN); /* FIXME: not
 #define RTL_QUERY_REGISTRY_NOEXPAND       0x00000010
 #define RTL_QUERY_REGISTRY_DIRECT         0x00000020
 #define RTL_QUERY_REGISTRY_DELETE         0x00000040
+#define RTL_QUERY_REGISTRY_TYPECHECK      0x00000100
+
+#define RTL_QUERY_REGISTRY_TYPECHECK_SHIFT 24
 
 typedef NTSTATUS (WINAPI *PRTL_QUERY_REGISTRY_ROUTINE)( PCWSTR ValueName,
                                                         ULONG  ValueType,