diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 709cf73ad2967bc7377fea64cd4e042218cdcb6a..1e45cd131f2fbb4b7fd32ce90efd746862fd1888 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -7,7 +7,7 @@ stages:
 - manifest
 
 before_script:
-  - [ -d ~/.docker ] || mkdir ~/.docker
+  - "[ -d ~/.docker ] || mkdir ~/.docker"
   - "echo '{ \"experimental\": \"enabled\" }' > ~/.docker/config.json"
   - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN registry.vereign.com