diff --git a/actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb b/actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb.tt
similarity index 79%
rename from actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb
rename to actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb.tt
index 2a175311ed..d672697283 100644
--- a/actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb
+++ b/actioncable/lib/rails/generators/channel/templates/application_cable/channel.rb.tt
@@ -1,5 +1,3 @@
-# :markup: markdown
-
 module ApplicationCable
   class Channel < ActionCable::Channel::Base
   end
diff --git a/actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb b/actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb.tt
similarity index 80%
rename from actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb
rename to actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb.tt
index 61c8ba3070..0ff5442f47 100644
--- a/actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb
+++ b/actioncable/lib/rails/generators/channel/templates/application_cable/connection.rb.tt
@@ -1,5 +1,3 @@
-# :markup: markdown
-
 module ApplicationCable
   class Connection < ActionCable::Connection::Base
   end