diff --git a/lib/Htk/apis.rb b/lib/Htk/apis.rb
index 3db417a..13992c4 100644
--- a/lib/Htk/apis.rb
+++ b/lib/Htk/apis.rb
@@ -12,14 +12,9 @@ def initialize(name, url)
 
       def connection(&block)
         Faraday.new(url) do |faraday|
-          faraday.use ::Middleware::Mode
-          faraday.use ::Middleware::AuthParams
-          faraday.use ::Middleware::UseCanary
-          faraday.use ::Middleware::Timeout
-          faraday.use ::Middleware::RequestUuid
           faraday.use ::Faraday::Request::Multipart
           faraday.use ::Faraday::Request::UrlEncoded
-          faraday.use ::Faraday::Adapter::NetHttp
+          faraday.adapter ::Faraday::Adapter::NetHttp
 
           block.call(faraday) if block_given?
         end
diff --git a/lib/Htk/utils.rb b/lib/Htk/utils.rb
index 5999e9a..a3520e5 100644
--- a/lib/Htk/utils.rb
+++ b/lib/Htk/utils.rb
@@ -33,6 +33,7 @@ def slack_debug(text)
           'text' => text,
         }.to_json
       end
+      response.status
     end
 
     ##
@@ -65,6 +66,10 @@ def fdebug_json(obj, file_path=DEFAULT_FILE_PATH)
       data = obj.to_json
       fdebug(JSON.pretty_generate(data), file_path)
     end
+
+    alias_method :sdb, :slack_debug
+    alias_method :fdb, :fdebug
+    alias_method :fdb_json, :fdebug_json
   end
 
   Utils = Base.new