diff --git a/lib/dingtalk/client.rb b/lib/dingtalk/client.rb
index e3084f8..fdfb073 100644
--- a/lib/dingtalk/client.rb
+++ b/lib/dingtalk/client.rb
@@ -59,6 +59,10 @@ module Dingtalk
       Api::User.new(@corp_id)
     end
 
+    def message
+      Api::Message.new(@corp_id)
+    end
+
     private
       def aes_key
         Base64.decode64(Dingtalk.suite_aes_key + '=')