diff --git a/.travis.yml b/.travis.yml
index a362bee..a567dfc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,7 +26,7 @@ addons:
     - libxkbcommon-x11-0
 
 install:
-  - pip install setuptools_scm
+  - pip install setuptools_scm pytest-cov
   - pip install .
 
 script: