diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ee1cddc3ffde2a75214e751a8f5d7a9433ccd188..d7fc7375bb342f0b1510d6e5fd992b2d7319bd0e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -50,6 +50,7 @@ unittests:
     - cp config.defaults .config
     - echo "MYSQL_USER_PASSWORD=caosdb1234" >> .config
     - echo "MYSQL_HOST=mariadb" >> .config
+    - echo 'DATABASE_USER_HOST_LIST="%,"' >> .config
     - command -v mysql
     - ./make_db test-connection
     - ./make_db test --fresh