diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2483832d..09fec397 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,16 @@
 # Copyright 2018 Mike Dev
 # Distributed under the Boost Software License, Version 1.0.
 # See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+#
+#  CAUTION!!!!
+#
+# This addition to Boost.Config should be considered experimental and is part
+# of an ongoing effort to add CMake support Boost-wide.
+#
+# IT IS HIGHLY LIKELY THAT THIS FILE WILL CHANGE WITHOUT NOTICE!!!
+#
+# DO NOT REPLY ON THE CONTENTS OF THIS FILE!!!
+#
 
 cmake_minimum_required(VERSION 3.5)
 project(BoostConfig LANGUAGES CXX)
diff --git a/test/cmake/CMakeLists.txt b/test/cmake/CMakeLists.txt
index a8cd7bf1..562e7a42 100644
--- a/test/cmake/CMakeLists.txt
+++ b/test/cmake/CMakeLists.txt
@@ -1,6 +1,16 @@
 # Copyright 2018 Mike Dev
 # Distributed under the Boost Software License, Version 1.0.
 # See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt
+#
+#  CAUTION!!!!
+#
+# This addition to Boost.Config should be considered experimental and is part
+# of an ongoing effort to add CMake support Boost-wide.
+#
+# IT IS HIGHLY LIKELY THAT THIS FILE WILL CHANGE WITHOUT NOTICE!!!
+#
+# DO NOT REPLY ON THE CONTENTS OF THIS FILE!!!
+#
 
 cmake_minimum_required(VERSION 3.5)
 project(BoostFilesystem_test)