diff --git a/src/cocoatweet/api/favorite/destroy.cc b/src/cocoatweet/api/favorite/destroy.cc
new file mode 100644
index 0000000..967137e
--- /dev/null
+++ b/src/cocoatweet/api/favorite/destroy.cc
@@ -0,0 +1,11 @@
+#include <cocoatweet/api/favorite/destroy.h>
+
+namespace CocoaTweet::API::Favorites {
+Destroy::Destroy() {
+  url_ = "https://api.twitter.com/1.1/favorites/destroy.json";
+}
+
+void Destroy::id(const std::string& _id) {
+  bodyParam_.insert_or_assign("id", _id);
+}
+} // namespace CocoaTweet::API::Favorites
diff --git a/src/cocoatweet/api/favorite/destroy.h b/src/cocoatweet/api/favorite/destroy.h
new file mode 100644
index 0000000..423a916
--- /dev/null
+++ b/src/cocoatweet/api/favorite/destroy.h
@@ -0,0 +1,16 @@
+#ifndef COCOATWEET_API_FAVORITE_DESTROY_H_
+#define COCOATWEET_API_FAVORITE_DESTROY_H_
+
+#include <cocoatweet/api/interface/postInterface.h>
+
+namespace CocoaTweet::API::Favorites {
+class Destroy : public CocoaTweet::API::Interface::postInterface {
+public:
+  Destroy();
+  void id(const std::string& _id);
+
+private:
+};
+} // namespace CocoaTweet::API::Favorites
+
+#endif
diff --git a/src/cocoatweet/api/favorite/favorite.cc b/src/cocoatweet/api/favorite/favorite.cc
index 6d8737d..e0e1a1b 100644
--- a/src/cocoatweet/api/favorite/favorite.cc
+++ b/src/cocoatweet/api/favorite/favorite.cc
@@ -2,6 +2,7 @@
 
 #include "cocoatweet/api/favorite/favorite.h"
 #include "cocoatweet/api/favorite/create.h"
+#include "cocoatweet/api/favorite/destroy.h"
 
 namespace CocoaTweet::API::Favorites {
 Favorite::Favorite(std::shared_ptr<CocoaTweet::OAuth::OAuth1> _oauth) {
@@ -13,4 +14,10 @@ void Favorite::Create(const std::string& _id) const {
   create.id(_id);
   create.process(oauth_, [](std::string _rcv) { std::cout << _rcv << std::endl; });
 }
+
+void Favorite::Destroy(const std::string& _id) const {
+  CocoaTweet::API::Favorites::Destroy destroy;
+  destroy.id(_id);
+  destroy.process(oauth_, [](std::string _rcv) { std::cout << _rcv << std::endl; });
+}
 } // namespace CocoaTweet::API::Favorites
diff --git a/src/cocoatweet/api/favorite/favorite.h b/src/cocoatweet/api/favorite/favorite.h
index 33ff8db..eae9ae8 100644
--- a/src/cocoatweet/api/favorite/favorite.h
+++ b/src/cocoatweet/api/favorite/favorite.h
@@ -10,6 +10,7 @@ public:
   Favorite() = default;
   Favorite(std::shared_ptr<CocoaTweet::OAuth::OAuth1> _oauth);
   void Create(const std::string& _id) const;
+  void Destroy(const std::string& _id) const;
 };
 } // namespace CocoaTweet::API::Favorites
 
diff --git a/src/main.cc b/src/main.cc
index 4007667..3646a6c 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -12,7 +12,6 @@ auto main() -> int {
   //                                                     accessToken,
   //                                                     accessTokenSecret);
 
-
   // also can generate Key object from JSON file
   // CocoaTweet::OAuth::Key key = CocoaTweet::OAuth::Key::fromJsonFile("api_key.json");
 
@@ -22,4 +21,5 @@ auto main() -> int {
   // Now, you can use a twitter api
   // api.status().Update("Hello Twitter World from Cocoa Twitter Library");
   // api.favorite().Create("tweet id you want to fav.");
+  // api.favorite().Destroy("tweet id you want to un_fav.");
 }