diff --git a/.travis.yml b/.travis.yml
index f93bca740..37ff85b03 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,7 +19,8 @@ matrix:
     - rvm: rbx-2
 
 gemfile:
-  - Gemfile
-  - gemfiles/rails_3.gemfile
-  - gemfiles/rails_4.gemfile
+  - gemfiles/rails_3_2.gemfile
+  - gemfiles/rails_4_1.gemfile
+  - gemfiles/rails_4_2.gemfile
+  - gemfiles/rails_5.gemfile
   - gemfiles/rack_1.5.2.gemfile
diff --git a/Appraisals b/Appraisals
index 0d6d928ef..58cc20428 100644
--- a/Appraisals
+++ b/Appraisals
@@ -1,10 +1,18 @@
-appraise 'rails-3' do
+appraise 'rails-3-2' do
   gem 'rails', '3.2.19'
   gem 'rack-cache', '<= 1.2'  # Pin as next rack-cache version (1.3) removes Ruby1.9 support
 end
 
-appraise 'rails-4' do
-  gem 'rails', '4.1.6'
+appraise 'rails-4-1' do
+  gem 'rails', '~> 4.1'
+end
+
+appraise 'rails-4-2' do
+  gem 'rails', '~> 4.2'
+end
+
+appraise 'rails-5' do
+  gem 'rails', '~> 5.x'
 end
 
 appraise 'rack-1.5.2' do
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7567868c..c4734a854 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,7 @@
 * [#1197](https://github.com/ruby-grape/grape/pull/1290): Fix using JSON and Array[JSON] as groups when parameter is optional - [@lukeivers](https://github.com/lukeivers).
 
 0.14.0 (12/07/2015)
+=================
 
 #### Features
 
diff --git a/gemfiles/rack_1.5.2.gemfile b/gemfiles/rack_1.5.2.gemfile
index 3ba7ea3a7..7f2185d38 100644
--- a/gemfiles/rack_1.5.2.gemfile
+++ b/gemfiles/rack_1.5.2.gemfile
@@ -1,13 +1,13 @@
 # This file was generated by Appraisal
 
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
-gem 'rack', '1.5.2'
+gem "rack", "1.5.2"
 
 group :development, :test do
-  gem 'guard'
-  gem 'guard-rspec'
-  gem 'guard-rubocop'
+  gem "guard"
+  gem "guard-rspec"
+  gem "guard-rubocop"
 end
 
-gemspec path: '../'
+gemspec :path => "../"
diff --git a/gemfiles/rails_3_2.gemfile b/gemfiles/rails_3_2.gemfile
new file mode 100644
index 000000000..5933f37cd
--- /dev/null
+++ b/gemfiles/rails_3_2.gemfile
@@ -0,0 +1,14 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "3.2.19"
+gem "rack-cache", "<= 1.2"
+
+group :development, :test do
+  gem "guard"
+  gem "guard-rspec"
+  gem "guard-rubocop"
+end
+
+gemspec :path => "../"
diff --git a/gemfiles/rails_4_1.gemfile b/gemfiles/rails_4_1.gemfile
new file mode 100644
index 000000000..1f17c23ee
--- /dev/null
+++ b/gemfiles/rails_4_1.gemfile
@@ -0,0 +1,13 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", " ~> 4.1"
+
+group :development, :test do
+  gem "guard"
+  gem "guard-rspec"
+  gem "guard-rubocop"
+end
+
+gemspec :path => "../"
diff --git a/gemfiles/rails_4_2.gemfile b/gemfiles/rails_4_2.gemfile
new file mode 100644
index 000000000..3a071fc69
--- /dev/null
+++ b/gemfiles/rails_4_2.gemfile
@@ -0,0 +1,13 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 4.2"
+
+group :development, :test do
+  gem "guard"
+  gem "guard-rspec"
+  gem "guard-rubocop"
+end
+
+gemspec :path => "../"
diff --git a/gemfiles/rails_5.gemfile b/gemfiles/rails_5.gemfile
new file mode 100644
index 000000000..9da5e667b
--- /dev/null
+++ b/gemfiles/rails_5.gemfile
@@ -0,0 +1,13 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 5.x"
+
+group :development, :test do
+  gem "guard"
+  gem "guard-rspec"
+  gem "guard-rubocop"
+end
+
+gemspec :path => "../"
diff --git a/grape.gemspec b/grape.gemspec
index ee9fa9215..f83bffd8a 100644
--- a/grape.gemspec
+++ b/grape.gemspec
@@ -39,4 +39,5 @@ Gem::Specification.new do |s|
   s.files         = Dir['**/*'].keep_if { |file| File.file?(file) }
   s.test_files    = Dir['spec/**/*']
   s.require_paths = ['lib']
+  s.required_ruby_version = '~> 2'
 end