diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8522dc6..ae27293 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -34,7 +34,7 @@ services:
 variables:
   COMPOSER: 'inc/test/composer.json'
   # Configure mysql environment variables (https://hub.docker.com/r/_/mysql/)
-  MYSQL_HOST: '127.0.0.1'
+  MYSQL_HOST: 'mysql'
   MYSQL_DATABASE: mysql_database
   MYSQL_USERNAME: root
   MYSQL_PASSWORD: mysql_strong_password