diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..bdb05d3
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,9 @@
+language: ruby
+rvm:
+  - 2.0
+  - 2.1
+  - 2.2
+  - 2.3
+  - 2.4
+  - 2.5
+script: bundle exec rspec
diff --git a/Gemfile b/Gemfile
index c08665d..355c1d7 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,8 @@ end
 group :test do
   # gem 'coveralls', require: false
   gem 'rack-test'
-  gem 'rspec', '~> 3.6.0' # '~> 3.6.0'
+  gem 'rspec', '~> 3.6.0'
+  gem 'webmock', '~> 3.2.1'
   gem 'simplecov', require: false
 end