diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ae0b44..18e854a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## master
 
+## 1.1.2
+
+* Fix incorrect Rails lock version
+
 ## 1.1.1
 
 * Dependency change from Rails 5 to 4.2
diff --git a/README.md b/README.md
index 3e5133b..ab81d66 100644
--- a/README.md
+++ b/README.md
@@ -131,6 +131,10 @@ You can use [Swagger editor](https://github.com/swagger-api/swagger-editor) to w
 
 Here's an example use of [SwaggerUiEngine in Rails application](https://github.com/zuzannast/swagger_ui_engine_example).
 
+## Contributing
+
+You're very much welcome to contribute to this repository. Start by creating a Github issue and describing your change thoroughly. If you decide to publish a pull request, please make sure it points to the latest versioned branch instead of master. 
+
 ## License
 
 This project is available under MIT-LICENSE. :sunny:
diff --git a/lib/swagger_ui_engine/version.rb b/lib/swagger_ui_engine/version.rb
index 3d1043d..adb642a 100644
--- a/lib/swagger_ui_engine/version.rb
+++ b/lib/swagger_ui_engine/version.rb
@@ -1,4 +1,4 @@
 module SwaggerUiEngine
-  VERSION = '1.1.1'.freeze
+  VERSION = '1.1.2'.freeze
   SWAGGER_UI_VERSION = '2.2.10'.freeze
 end
diff --git a/swagger_ui_engine.gemspec b/swagger_ui_engine.gemspec
index 54b8e04..a90a4a3 100644
--- a/swagger_ui_engine.gemspec
+++ b/swagger_ui_engine.gemspec
@@ -22,6 +22,6 @@ Gem::Specification.new do |s|
     'CHANGELOG.md'
   ]
 
-  s.add_runtime_dependency 'rails', '~> 4.2'
+  s.add_runtime_dependency 'rails', '>= 4.2'
   s.add_runtime_dependency 'sass-rails'
 end