diff --git a/lib/rscons/ansi.rb b/lib/rscons/ansi.rb
index d6e145f..6952fd0 100644
--- a/lib/rscons/ansi.rb
+++ b/lib/rscons/ansi.rb
@@ -1,4 +1,5 @@
 module Rscons
+  # Module to contain logic to write ANSI color escape codes.
   module Ansi
     class << self