From 84dfdba060f1901856d3a4be851a3e3d1f1d4d26 Mon Sep 17 00:00:00 2001
From: Jeronimo Vallelunga <jeronimo.vallelunga@gmail.com>
Date: Tue, 11 Jul 2017 01:19:52 -0300
Subject: [PATCH] CI: sources

---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index c8f6873..4dae921 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,9 @@ node_js:
   - "node"
 addons:
   apt:
+    sources:
+      - ubuntu-toolchain-r-test  
+      - ppa:ubuntu-toolchain-r/test
     packages:
       - python
       - cmake