verdict.gemspec in verdict-0.8.0 vs verdict.gemspec in verdict-0.9.0

@@ -20,6 +20,7 @@
   gem.add_development_dependency("minitest", '~> 5.2')
   gem.add_development_dependency("rake")
   gem.add_development_dependency("mocha")
   gem.add_development_dependency("timecop")
   gem.add_development_dependency("redis")
+  gem.add_development_dependency("rails")
 end