diff --git a/.travis.yml b/.travis.yml
index dc724d4b9d..a69f6b713e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,6 +36,7 @@ install:
   - pip install lockfile==0.10.2 --no-deps
   - pip install pep8 python-coveralls
   - pip install coverage
+  - pip install psutil
 
   # Install requirements from other repos
   - pip install git+https://github.com/automl/HPOlibConfigSpace.git