appraise "rails-5.0" do gem "rails", "~> 5.0.0" gem "sprockets", "~> 3.7" end appraise "rails-5.1" do gem "rails", "~> 5.1.0" gem "sprockets", "~> 3.7" end appraise "rails-5.2" do gem "rails", "~> 5.2.0" end appraise "rails-6.0" do gem "rails", "~> 6.0.3" end appraise "rails-6.1" do gem "rails", "~> 6.1.3" end appraise "rails-edge" do gem "rails", github: 'rails/rails' end