diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1e3e7318d6fe124c2453bd1c66098041ccee6979..76fdf9c4fd5ec1890c7359e27b3af4b4a5598a07 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,7 +6,7 @@ image: python:latest
 # Only needed when using a docker container to run your tests in.
 # Check out: http://docs.gitlab.com/ce/ci/docker/using_docker_images.html#what-is-a-service
 services:
-  mysql:latest
+  - mysql:latest
     # alias : db
 #  - postgres:latest