diff --git a/.travis.yml b/.travis.yml
index 4697414..59f9162 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,10 @@ julia:
   - 0.5
 notifications:
   email: false
+addons:
+  apt:
+    packages:
+    - hdf5-tools
 script:
   - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
   - julia -e 'Pkg.clone(pwd());'