diff --git a/.travis.yml b/.travis.yml
index ffec9e605..b4f6394a5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,2 +1,6 @@
-language: c
-script: make
+language:
+- c
+before_script:
+- sudo apt-get install linuxdoc-tools
+script:
+- make