diff --git a/src/Thunks/ntdll.hpp b/src/Thunks/ntdll.hpp
index fb1711e..e13edaf 100644
--- a/src/Thunks/ntdll.hpp
+++ b/src/Thunks/ntdll.hpp
@@ -24,7 +24,7 @@ namespace YY::Thunks
         if (io != nullptr) 
         {
             // Not supported
-            return STATUS_NOT_SUPPORTED;
+            return STATUS_NOT_FOUND;
         }
 
         internal::StringBuffer<char> _Buffer;