diff --git a/lib/datadog/core/transport/ext.rb b/lib/datadog/core/transport/ext.rb
index 63a9cf3959..470d4b3ad0 100644
--- a/lib/datadog/core/transport/ext.rb
+++ b/lib/datadog/core/transport/ext.rb
@@ -1,12 +1,10 @@
 # frozen_string_literal: true
 
 require_relative '../configuration/ext'
-# DEV(2.0): This file should replace /ddtrace/transport/ext.rb
-# WARN: This file is used in /dd trace/transport/ext.rb which is a public API. Any changes here
-# should be treated as changes to a public API.
 module Datadog
   module Core
     module Transport
+      # @public_api
       module Ext
         module HTTP
           HEADER_CONTAINER_ID = 'Datadog-Container-ID'