Add libxml2-utils for xmllint

CodeParrots · Feb 18, 2018 · 0497b6b · 0497b6b
1 parent c92bea2
commit 0497b6b
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -2,6 +2,12 @@ sudo: false
 
 language: php
 
+addons:
+  apt:
+    packages:
+      # Needed for `xmllint`.
+      - libxml2-utils
+
 notifications:
   email:
     on_success: never