diff --git a/lib/simplecov/defaults.rb b/lib/simplecov/defaults.rb
index ed6bb2e6..7c23aefa 100644
--- a/lib/simplecov/defaults.rb
+++ b/lib/simplecov/defaults.rb
@@ -29,6 +29,7 @@
   add_filter "/db/"
 
   add_group "Controllers", "app/controllers"
+  add_group "Channels", "app/channels"
   add_group "Models", "app/models"
   add_group "Mailers", "app/mailers"
   add_group "Helpers", "app/helpers"