diff --git a/.travis.yml b/.travis.yml
index 5beaf65f..a816b00d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ addons:
     packages:
       - expect-dev  # provides unbuffer utility
       - python-lxml # because pip installation is slow
+      - libreoffice
 
 language: python