diff --git a/.gitlab/.gitlab-ci.yml b/.gitlab/.gitlab-ci.yml
index d90c77b..a2cdb7b 100644
--- a/.gitlab/.gitlab-ci.yml
+++ b/.gitlab/.gitlab-ci.yml
@@ -60,7 +60,7 @@ registry:
   before_script:
     - docker login -u $CI_REGISTRY_USER -p $CI_JOB_TOKEN $CI_REGISTRY
   script:
-    - TAG=$(echo "$CI_COMMIT_BRANCH" | sed -E "s/[_/]/-/g")
+    - TAG=$([ "$CI_COMMIT_BRANCH" = "$CI_DEFAULT_BRANCH" ] && echo "latest" || echo "$CI_COMMIT_BRANCH" | sed -E "s/[_/]/-/g")
     - docker build --no-cache -t "$CI_REGISTRY_IMAGE:$TAG" .
     - docker push "$CI_REGISTRY_IMAGE:$TAG"
   rules: