diff --git a/reactos/base/shell/cmd/config.h b/reactos/base/shell/cmd/config.h
index 905460e5aa3..519c2d00553 100644
--- a/reactos/base/shell/cmd/config.h
+++ b/reactos/base/shell/cmd/config.h
@@ -9,9 +9,6 @@
  *
  */
 
-/* Define only if used under ReactOS */
-//#define __REACTOS__
-
 #ifndef _CONFIG_H_INCLUDED_
 #define _CONFIG_H_INCLUDED_