diff --git a/.travis.yml b/.travis.yml
index 7f3498cb7..0892bc27c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,12 @@ language: python
 python:
   - '3.4'
 sudo: false
+addons:
+  apt:
+    sources:
+      - ubuntu-toolchain-r-test
+    packages:
+      - libstdc++6
 env:
   global:
     - BUILD_SOC=1