diff --git a/.travis.yml b/.travis.yml
index 64aef49..672bb59 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,8 @@ cache:
     - deps
 services:
   - postgresql
+addons:
+  postgresql: "10.3"
 env:
   global:
     - MIX_ENV=test