diff --git a/spec/apps/rails/dummy_app.rb b/spec/apps/rails/dummy_app.rb
index <HASH>..<HASH> 100644
--- a/spec/apps/rails/dummy_app.rb
+++ b/spec/apps/rails/dummy_app.rb
@@ -104,8 +104,7 @@ class DummyController < ActionController::Base
     )
   ]
 
-  def index
-  end
+  def index; end
 
   def crash
     raise AirbrakeTestError
rubocop: fix offences of the Style/EmptyMethod cop