attr_json.gemspec in attr_json-1.4.0 vs attr_json.gemspec in attr_json-1.4.1

@@ -49,10 +49,9 @@
   end
 
   spec.add_development_dependency "bundler"
   spec.add_development_dependency "rake", ">= 10.0"
   spec.add_development_dependency "rspec", "~> 3.7"
-  spec.add_development_dependency "database_cleaner", "~> 1.5"
   spec.add_development_dependency "yard-activesupport-concern"
   spec.add_development_dependency "appraisal", "~> 2.2"
 
   # Working around annoying issue in selenium 3.x with ruby 3.0.
   # we don't actually use rexml ourselves. selenium 3 is a dependency