diff --git a/.travis.yml b/.travis.yml
index f47024e6..f58d0639 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,6 @@
 language: go
+before_install:
+  - sudo apt-get -y install libx11-dev
 script: buildci.sh
 git:
   depth: 1