Depend on rails 4.2

Author: seuros

rails-dom-testing.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_dependency "nokogiri", "~> 1.6.0"
-  spec.add_dependency "activesupport"
+  spec.add_dependency "activesupport", "~> 4.2"
   spec.add_dependency "rails-deprecated_sanitizer", '>= 1.0.1'
 
   spec.add_development_dependency "bundler", "~> 1.3"