diff --git a/app/middleware/add_exclamation.rb b/app/middleware/add_exclamation.rb
deleted file mode 100644
index 60b163b..0000000
--- a/app/middleware/add_exclamation.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-class AddExclamation
-  def initialize(app)
-    @app = app
-  end
-
-  def call(env)
-    status, headers, response = @app.call(env)
-    [status, headers,  "#{response}!"]
-  end
-end
\ No newline at end of file
diff --git a/app/yose.rb b/app/yose.rb
index bf10618..844db79 100644
--- a/app/yose.rb
+++ b/app/yose.rb
@@ -1,6 +1,5 @@
 require './app/controller/home'
 require './app/controller/ping'
-require './app/middleware/add_exclamation'
 
 class Yose
   def initialize