diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 90e12dc..e622ee8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,6 +17,8 @@ docker-build:
     - arm64
     - linux
   stage: build
+  services:
+    - docker:dind
   before_script:
     - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
   # Default branch leaves tag empty (= latest tag)