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-rw-r--r--api/namespace.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/api/namespace.c b/api/namespace.c
index 34ade2c..735e585 100644
--- a/api/namespace.c
+++ b/api/namespace.c
@@ -59,8 +59,8 @@ static _Return_type_success_(return != FALSE) BOOL NamespaceRuntimeInit(void)
}
BYTE Sid[MAX_SID_SIZE];
- DWORD SidSize = MAX_SID_SIZE;
- if (!CreateWellKnownSid(WinLocalSystemSid, NULL, Sid, &SidSize))
+ DWORD SidSize = sizeof(Sid);
+ if (!CreateWellKnownSid(IsLocalSystem ? WinLocalSystemSid : WinBuiltinAdministratorsSid, NULL, Sid, &SidSize))
{
LastError = LOG_LAST_ERROR(L"Failed to create SID");
goto cleanupBCryptCloseAlgorithmProvider;