diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 832c2c3..6d94b7b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -25,10 +25,8 @@ variables:
 services:
   - name: docker:dind
 
-before_script:
-  - docker info
-
 stages:
+  - lint
   - build-rt-tests
   - build-rt-tests-multiarch
   - deploy
@@ -44,6 +42,7 @@ stages:
   script:
     # Try to download latest image for cache, but don't fail if it does not exist
     - docker pull ${CI_REGISTRY_IMAGE}/${IMAGE_NAME}:${GITLAB_DOCKERREGISTRY_SUFFIX_LATEST} || true
+    - docker info
     - export DATE=$(date +%Y%m%d)
     - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
     - docker build --build-arg IMAGE_TAG=${IMAGE_TAG}
@@ -64,6 +63,7 @@ stages:
 
 docker-build-rt-tests:
   extends: .docker-build
+  needs: []
   before_script:
     - export MAJOR="${RT_TESTS_MAJOR}"
     - export MINOR="${RT_TESTS_MINOR}"
@@ -77,6 +77,7 @@ docker-build-rt-tests:
 
 docker-build-stress-tests:
   extends: .docker-build
+  needs: []
   before_script:
     - export MAJOR="${STRESS_TESTS_MAJOR}"
     - export MINOR="${STRESS_TESTS_MINOR}"
@@ -90,6 +91,7 @@ docker-build-stress-tests:
 
 docker-build-rt-tests-arm64:
   extends: .docker-build
+  needs: []
   before_script:
     - export MAJOR="${RT_TESTS_MAJOR}"
     - export MINOR="${RT_TESTS_MINOR}"
@@ -104,6 +106,7 @@ docker-build-rt-tests-arm64:
 
 docker-build-stress-tests-arm64:
   extends: .docker-build
+  needs: []
   before_script:
     - export MAJOR="${STRESS_TESTS_MAJOR}"
     - export MINOR="${STRESS_TESTS_MINOR}"
@@ -116,6 +119,17 @@ docker-build-stress-tests-arm64:
     DOCKER_NO_CACHE: ${DOCKER_NO_CACHE_FEEDS}
   stage: build-rt-tests
 
+lint_dockerfile:
+  stage: lint
+  image: hadolint/hadolint:latest-debian
+  script:
+    # Some rules cannot be applied in our specific cases.
+    # However, since we don't want to completely ignore these rules,
+    # we are changing the following rules to have the level "info":
+    # - DL3008: pin versions in apt-get install
+    # - DL3029 (do not use --platform flag with FROM)
+    - hadolint */Dockerfile --failure-threshold warning --info DL3008 --info DL3029
+
 # Enable experimental features in Docker client (experimental feature are needed for manifest)
 .do_docker_experimental: &do_docker_experimental
     - mkdir -p $HOME/.docker