diff --git a/tools/Config.mk b/tools/Config.mk
index e4830bd040..3de0bc10d0 100644
--- a/tools/Config.mk
+++ b/tools/Config.mk
@@ -3,7 +3,7 @@
 # Global build rules and macros.
 #
 #   Copyright (C) 2011, 2013-2014, 2018-2019 Gregory Nutt. All rights
-*     reserved.
+#     reserved.
 #   Author: Richard Cochran
 #           Gregory Nutt <gnutt@nuttx.org>
 #