diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0a0e501f..35637457 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -34,7 +34,7 @@ test:
     after_script:
         - coverage report
     services:
-        - postgres:latest
+        - postgres:9.6
         - redis:latest
     cache:
         key: test