diff --git a/dll/win32/msvcrt/data.c b/dll/win32/msvcrt/data.c
index 6e764e52eae..9fab52e1222 100644
--- a/dll/win32/msvcrt/data.c
+++ b/dll/win32/msvcrt/data.c
@@ -360,7 +360,9 @@ void msvcrt_init_args(void)
   MSVCRT__HUGE = HUGE_VAL;
   MSVCRT___setlc_active = 0;
   MSVCRT___unguarded_readlc_active = 0;
+#ifndef __REACTOS__
   MSVCRT__fmode = _O_TEXT;
+#endif
 
   env_init(FALSE, FALSE);