diff --git a/railties/test/generators/app_generator_test.rb b/railties/test/generators/app_generator_test.rb
index 6e1c2c926e19b..327d540e1daa5 100644
--- a/railties/test/generators/app_generator_test.rb
+++ b/railties/test/generators/app_generator_test.rb
@@ -3,7 +3,6 @@
 require "generators/generators_test_helper"
 require "rails/generators/rails/app/app_generator"
 require "generators/shared_generator_tests"
-require 'debug'
 
 DEFAULT_APP_FILES = %w(
   .dockerignore