dynamoid.gemspec in dynamoid-1.2.1 vs dynamoid.gemspec in dynamoid-1.3.0

@@ -36,17 +36,22 @@
   spec.licenses = ["MIT"]
   spec.bindir = "exe"
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_runtime_dependency(%q<activemodel>, ["~> 4"])
+  if Gem::Version.new(RUBY_VERSION) > Gem::Version.new("2.2.2")
+    spec.add_runtime_dependency(%q<activemodel>, [">= 4"])
+  else
+    spec.add_runtime_dependency(%q<activemodel>, ["~> 4"])
+  end
   spec.add_runtime_dependency(%q<aws-sdk-resources>, ["~> 2"])
   spec.add_runtime_dependency(%q<concurrent-ruby>, [">= 1.0"])
   spec.add_development_dependency(%q<rake>, [">= 10"])
   spec.add_development_dependency(%q<bundler>, ["~> 1.12"])
   spec.add_development_dependency(%q<rspec>, [">= 3"])
   spec.add_development_dependency(%q<yard>, [">= 0"])
   spec.add_development_dependency(%q<github-markup>, [">= 0"])
   spec.add_development_dependency(%q<pry>, [">= 0"])
   spec.add_development_dependency(%q<coveralls>, [">= 0"])
   spec.add_development_dependency(%q<rspec-retry>, [">= 0"])
+  spec.add_development_dependency(%q<activesupport>, ["~> 4"])
 end