diff --git a/.travis.yml b/.travis.yml
index 68075fb..14e5830 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,9 @@
-env: JRUBY_OPTS=--debug
 language: ruby
 
 sudo: false
 
 before_install:
-  - gem install bundler -v 1.13.0
+  - gem install bundler -v 1.14.3
   - bundle --version
 
 script:
@@ -19,5 +18,5 @@ rvm:
   - 2.1.0
   - 2.2.0
   - 2.3.0
-  - jruby-9.0.5.0
+  - 2.4.0
   - ruby-head
diff --git a/Gemfile b/Gemfile
index b9e212c..4c8d866 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,5 @@
 source 'https://rubygems.org' do
-  group :development, :test do
-    gem 'spoon' # Added because jruby seems to want it?
-    gem 'rspec', '~>3.5.0'
-    gem 'pry', :require => false
-    gem 'simplecov-rcov', :require => false
-  end
+  gem 'rspec', '~>3.5.0'
+  gem 'pry', :require => false
+  gem 'simplecov-rcov', :require => false
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 8ed6248..cf59b87 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,10 +2,9 @@ GEM
   remote: https://rubygems.org/
   specs:
     coderay (1.1.1)
-    diff-lcs (1.2.5)
+    diff-lcs (1.3)
     docile (1.1.5)
-    ffi (1.9.14)
-    json (2.0.2)
+    json (2.0.3)
     method_source (0.8.2)
     pry (0.10.4)
       coderay (~> 1.1.0)
@@ -15,7 +14,7 @@ GEM
       rspec-core (~> 3.5.0)
       rspec-expectations (~> 3.5.0)
       rspec-mocks (~> 3.5.0)
-    rspec-core (3.5.3)
+    rspec-core (3.5.4)
       rspec-support (~> 3.5.0)
     rspec-expectations (3.5.0)
       diff-lcs (>= 1.2.0, < 2.0)
@@ -24,7 +23,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
-    simplecov (0.12.0)
+    simplecov (0.13.0)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
@@ -32,8 +31,6 @@ GEM
     simplecov-rcov (0.2.3)
       simplecov (>= 0.4.1)
     slop (3.6.0)
-    spoon (0.0.6)
-      ffi
 
 PLATFORMS
   ruby
@@ -42,7 +39,6 @@ DEPENDENCIES
   pry!
   rspec (~> 3.5.0)!
   simplecov-rcov!
-  spoon!
 
 BUNDLED WITH
-   1.12.5
+   1.14.3
diff --git a/README.md b/README.md
index 0e809a4..bbe2186 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Holidays Definitions
+# Holidays Definitions [![Build Status](https://travis-ci.org/holidays/definitions.svg?branch=master)](https://travis-ci.org/holidays/definitions)
 
 This repository contains the 'raw' definitions for the various holidays projects. It should be added a submodule to
 any project that wants to use them.