From 53f89ad6ebcd46ed6baad4d3507e36b91823feb6 Mon Sep 17 00:00:00 2001
From: Andrea <a.stirpe@onestein.nl>
Date: Thu, 11 Jul 2019 08:54:52 +0200
Subject: [PATCH] Add graphviz in .travis.yml

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index 5d7d7e38b..1869c12aa 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ addons:
       - python-lxml # because pip installation is slow
       - pdftk
       - libreoffice
+      - graphviz
 
 language: python