diff --git a/lib/omniauth/strategies/mailchimp.rb b/lib/omniauth/strategies/mailchimp.rb
index 83dab71..c22ad47 100644
--- a/lib/omniauth/strategies/mailchimp.rb
+++ b/lib/omniauth/strategies/mailchimp.rb
@@ -36,7 +36,8 @@ def request_phase
       extra do
         {
           :metadata => user_data,
-          :raw_info => raw_info
+          :raw_info => raw_info,
+          :api_token_with_dc => "#{@access_token.token}-#{user_data['dc']}",
         }
       end