diff --git a/src/cocoatweet/api/interface/postInterface.cc b/src/cocoatweet/api/interface/postInterface.cc
index 94660fa..35b921b 100644
--- a/src/cocoatweet/api/interface/postInterface.cc
+++ b/src/cocoatweet/api/interface/postInterface.cc
@@ -18,7 +18,7 @@ size_t postInterface::curlCallback_(char* _ptr, size_t _size, size_t _nmemb,
 }
 
 void postInterface::process(std::weak_ptr<CocoaTweet::OAuth::OAuth1> _oauth,
-                     std::function<void(std::string)> _callback) {
+                            std::function<void(std::string)> _callback) {
   // エンドポイントへのパラメータにOAuthパラメータを付加して署名作成
   auto oauth       = _oauth.lock();
   auto oauthParam  = oauth->oauthParam();
diff --git a/src/cocoatweet/api/interface/postInterface.h b/src/cocoatweet/api/interface/postInterface.h
index ea5a4a7..42f73f0 100644
--- a/src/cocoatweet/api/interface/postInterface.h
+++ b/src/cocoatweet/api/interface/postInterface.h
@@ -8,7 +8,7 @@ namespace CocoaTweet::API::Interface {
 class postInterface {
 public:
   void process(std::weak_ptr<CocoaTweet::OAuth::OAuth1> _oauth,
-                       std::function<void(std::string)> _callback);
+               std::function<void(std::string)> _callback);
 
 protected:
   std::weak_ptr<CocoaTweet::OAuth::OAuth1> oauth_;
diff --git a/src/cocoatweet/oauth/key.cc b/src/cocoatweet/oauth/key.cc
index f6e9333..41685ac 100644
--- a/src/cocoatweet/oauth/key.cc
+++ b/src/cocoatweet/oauth/key.cc
@@ -3,13 +3,13 @@
 #include <fstream>
 #include <string>
 
-namespace CocoaTweet::OAuth{
-Key Key::fromJsonFile(const std::string _jsonFile){
-		
-		  std::ifstream ifs(_jsonFile);
-			  std::string str((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
+namespace CocoaTweet::OAuth {
+Key Key::fromJsonFile(const std::string _jsonFile) {
+  std::ifstream ifs(_jsonFile);
+  std::string str((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
 
-		 auto j =  nlohmann::json::parse(str);
-		 return Key(j["consumer_key"], j["consumer_secret"], j["access_token"], j["access_token_secret"]);
-}
+  auto j = nlohmann::json::parse(str);
+  return Key(j["consumer_key"], j["consumer_secret"], j["access_token"],
+             j["access_token_secret"]);
 }
+} // namespace CocoaTweet::OAuth
diff --git a/src/cocoatweet/oauth/key.h b/src/cocoatweet/oauth/key.h
index 425ba0b..3b4b29f 100644
--- a/src/cocoatweet/oauth/key.h
+++ b/src/cocoatweet/oauth/key.h
@@ -39,7 +39,7 @@ public:
                                               {"oauth_token", accessTokenSecret_}};
   }
 
-	static Key fromJsonFile(const std::string _jsonFile);
+  static Key fromJsonFile(const std::string _jsonFile);
 };
 } // namespace CocoaTweet::OAuth
 
diff --git a/src/cocoatweet/oauth/oauth.cc b/src/cocoatweet/oauth/oauth.cc
index 6ac8217..1fdd1fd 100644
--- a/src/cocoatweet/oauth/oauth.cc
+++ b/src/cocoatweet/oauth/oauth.cc
@@ -42,8 +42,7 @@ std::map<std::string, std::string> OAuth1::signature(
   std::cout << "significate base : " << significateBase << std::endl;
   std::cout << "hmac-sha1 : " << k64Sha1 << std::endl;
 
-  auto ret = std::map<std::string, std::string>{
-      {"oauth_signature", k64Sha1}};
+  auto ret = std::map<std::string, std::string>{{"oauth_signature", k64Sha1}};
   return ret;
 }
 
diff --git a/src/cocoatweet/util/util.cc b/src/cocoatweet/util/util.cc
index d3c7a2d..1ebfe89 100644
--- a/src/cocoatweet/util/util.cc
+++ b/src/cocoatweet/util/util.cc
@@ -11,7 +11,8 @@ std::string urlEncode(const std::string& _str) {
         (c == '.' || (c == '_') || (c == '-' || (c == '~')))) {
       out << c;
     } else {
-      out << '%' << std::setw(2) << std::setfill('0') << std::hex << std::uppercase << (0xFF & static_cast<int>(c));
+      out << '%' << std::setw(2) << std::setfill('0') << std::hex << std::uppercase
+          << (0xFF & static_cast<int>(c));
     }
   }