diff --git a/.travis.yml b/.travis.yml
index 113b6073..262f1147 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,8 @@
 #  - sudo apt-get install gfortran liblapack-dev gcc
 #  - sudo apt-get install graphviz
 
+dist: trusty
+
 sudo: false
 
 addons: