diff --git a/.travis.yml b/.travis.yml
index 2902d86..fadb5ac 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,7 @@
 language: ruby
+before_install:
+- sudo apt-get update -qq
+- sudo apt-get install -qq libgsl0ldbl libgsl0-dev
 rvm:
 - 2.1.3
 script: