diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ab1d83d..567b7e2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -35,6 +35,7 @@ build:docker-image:
   needs:
     - build:executable
   script:
+    - apk install make
     - make docker-build
     - make docker-save > _artifacts/docker-image.tar
   artifacts: