diff --git a/.travis.yml b/.travis.yml
index 383d513..f4ecf55 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,5 +10,7 @@ addons:
   apt:
     packages:
       - chromium-chromedriver
+services:
+  - postgresql
 before_script:
   - ln -s /usr/lib/chromium-browser/chromedriver ~/bin/chromedriver