diff --git a/reactos/base/setup/usetup/bootsup.c b/reactos/base/setup/usetup/bootsup.c
index 7eb56127b2f..15b24a3ce03 100644
--- a/reactos/base/setup/usetup/bootsup.c
+++ b/reactos/base/setup/usetup/bootsup.c
@@ -245,7 +245,7 @@ CreateFreeLoaderIniForDos(PWCHAR IniPath,
 		    NULL,
 		    INSERT_LAST,
 		    L"Options",
-		    L"/DEBUGPORT=COM1 /NOGUIBOOT");
+		    L"/DEBUGPORT=SCREEN /NOGUIBOOT");
 
   /* Create "DOS" section */
   IniSection = IniCacheAppendSection(IniCache,