diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d1efafe6..ee705ff6 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -37,6 +37,8 @@ build-ci-image:
     - ci/*
   services:
   - docker:dind
+  variables:
+    DOCKER_HOST: tcp://docker:2375
   script:
   - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
   - docker info