diff --git a/.travis.yml b/.travis.yml
index e201c26fc..9d42d1fd2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,6 +21,7 @@ before_script:
     - echo 'APT::Install-Recommends "false";' | sudo tee -a /etc/apt/apt.conf
     - sudo apt-get update -qq
     - sudo apt-get -y install devscripts equivs python-pip libenchant-dev autopoint cmake pkg-config libncursesw5-dev gem2deb libperl-dev python-dev python3-dev libaspell-dev liblua5.1-0-dev tcl8.5-dev guile-2.0-dev libv8-dev libcurl4-gnutls-dev libgcrypt11-dev libgnutls-dev zlib1g-dev curl libcpputest-dev
+    - sudo gem install asciidoctor
     - sudo pip install msgcheck pylint
 
 script: