diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d8ede32d269073d761d9169c1eb83e9c51c171a6..9c535de5429b50be018ec6df6dbb5619790a2894 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,21 +2,16 @@ image: docker:stable
 
 variables:
   DOCKER_TLS_CERTDIR: "/certs"
-  IMAGE_VER: 4.2.10-passenger-3
+  IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
 
 services:
   - docker:dind
 
 before_script:
-  - apk update && apk add git
-  - git submodule sync
-  - git submodule update --init
   - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
 
 build:
   stage: build
   script:
-    - docker pull $CI_REGISTRY_IMAGE:latest || true
-    - docker build --cache-from $CI_REGISTRY_IMAGE:latest --tag $CI_REGISTRY_IMAGE:$IMAGE_VER --tag $CI_REGISTRY_IMAGE:latest .
-    - docker push $CI_REGISTRY_IMAGE:$IMAGE_VER
-    - docker push $CI_REGISTRY_IMAGE:latest
+    - docker build -t $IMAGE_TAG .
+    - docker push $IMAGE_TAG