armg.gemspec in armg-0.4.4 vs armg.gemspec in armg-0.5.0

@@ -26,6 +26,7 @@
   spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'mysql2'
   spec.add_development_dependency 'rspec-match_fuzzy'
+  spec.add_development_dependency 'appraisal', '>= 2.2.0'
 end