diff --git a/reactos/dll/win32/advapi32/sec/misc.c b/reactos/dll/win32/advapi32/sec/misc.c
index 117c4b4ad39..3c45f624035 100644
--- a/reactos/dll/win32/advapi32/sec/misc.c
+++ b/reactos/dll/win32/advapi32/sec/misc.c
@@ -1463,7 +1463,7 @@ LookupPrivilegeValueW(LPCWSTR SystemName,
     {
       if (0 == wcsicmp(PrivName, DefaultPrivNames[Priv]))
         {
-          Luid->LowPart = Priv + 2;
+          Luid->LowPart = Priv + SE_MIN_WELL_KNOWN_PRIVILEGE;
           Luid->HighPart = 0;
           return TRUE;
         }