appraise "4.2" do gem "activerecord", "~> 4.2.11" gem "sqlite3", "~> 1.3.6" end appraise "5.0" do gem "activerecord", "~> 5.0.7" gem "sqlite3", "~> 1.3.6" end appraise "5.1" do gem "activerecord", "~> 5.1.7" end appraise "5.2" do gem "activerecord", "~> 5.2.3" end appraise "6.0" do gem "activerecord", "~> 6.0.0.rc1" end