diff --git a/.travis.yml b/.travis.yml
index d523ad1..8286cf0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,10 +5,10 @@ dist: xenial
 addons:
   snaps:
     - hugo
-before_script:
-  - sudo apt-get update
-  - sudo apt-get install asciidoctor
+    - name: ruby
+      confinement: classic 
 script:
+  - bundle install
   - asciidoctor --version
   - hugo
 deploy:
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..a17ebf2
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem 'asciidoc'