diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index f71c17e..2557b7c 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -17,6 +17,7 @@ before_script:
 - docker info
 - docker version
 - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN ${DOCKER_REGISTRY}
+- echo CI_PROJECT_PATH: ${CI_PROJECT_PATH} CI_BUILD_REF: ${CI_BUILD_REF}
 
 test:
   stage: test
@@ -31,9 +32,10 @@ test:
 build:
   stage: build
   script:
-  - docker build -t ${DOCKER_IMAGE}:${VERSION} .
+  - docker build --cache-from ${DOCKER_REGISTRY}/${DOCKER_IMAGE}:latest -t ${DOCKER_IMAGE}:${VERSION} -t ${DOCKER_IMAGE}:CI_BUILD .
   - docker tag ${DOCKER_IMAGE}:${VERSION} ${DOCKER_REGISTRY}/${DOCKER_IMAGE}:${VERSION}
   - docker push ${DOCKER_REGISTRY}/${DOCKER_IMAGE}:${VERSION}
+  - docker push ${DOCKER_REGISTRY}/${DOCKER_IMAGE}:CI_BUILD
   tags:
   - docker
   only: