diff --git a/.travis.yml b/.travis.yml
index 176d3c51f..23c538fb0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,10 @@ addons:
   apt:
     packages:
       - libarmadillo-dev
+      - g++
+      - gfortran
+      - liblapack-dev
+      - libopenblas-dev
 before_install:
   - pip install git+https://github.com/doconce/preprocess#egg=preprocess
   - pip install git+https://github.com/doconce/doconce#egg=doconce