diff --git a/.travis.yml b/.travis.yml
index cbf1fcd..f182551 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ addons:
   apt:
     sources:
     - ubuntu-toolchain-r-test
+    - boost-latest
     packages:
     - gcc-4.9
     - g++-4.9