diff --git a/.travis.yml b/.travis.yml
index c7444299df..f13b4a95c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,10 @@ python:
   - "3.5"
 cache:
 before_install:
+  - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
   - sudo apt-get update
+  - sudo apt-get install -y gcc-5 g++-5
+  - sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.9 60 --slave /usr/bin/g++ g++ /usr/bin/g++-4.9
   - wget https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh;
   - bash miniconda.sh -b -p $HOME/miniconda
   - export PATH="$HOME/miniconda/bin:$PATH"