diff --git a/.env b/.env
index 81670e9..8a76cb1 100644
--- a/.env
+++ b/.env
@@ -1,6 +1,6 @@
-# don't forget to add the minus before the version
 IMAGE_REPO=zammad/zammad-docker-compose
 POSTGRES_PASS=zammad
 POSTGRES_USER=zammad
 RESTART=always
+# don't forget to add the minus before the version
 VERSION=-3.3.0-6
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 6c4ec94..d6a28eb 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -22,15 +22,15 @@ jobs:
       - name: lint zammad dockerfile
         uses: brpaz/hadolint-action@master
         with:
-          dockerfile: containers/zammad-elasticsearch/Dockerfile
+          dockerfile: containers/zammad/Dockerfile
       - name: lint elasticsearch dockerfile
         uses: brpaz/hadolint-action@master
         with:
-          dockerfile: containers/zammad-postgresql/Dockerfile
+          dockerfile: containers/zammad-elasticsearch/Dockerfile
       - name: lint postgresql dockerfile
         uses: brpaz/hadolint-action@master
         with:
-          dockerfile: containers/zammad/Dockerfile                    
+          dockerfile: containers/zammad-postgresql/Dockerfile                 
 
   test-docker-compose:
     timeout-minutes: 10
diff --git a/3.3.diff b/3.3.diff
deleted file mode 100644
index 55e6756..0000000
--- a/3.3.diff
+++ /dev/null
@@ -1,73 +0,0 @@
-diff --git a/.env b/.env
-index 5cbee27..81670e9 100644
---- a/.env
-+++ b/.env
-@@ -3,4 +3,4 @@ IMAGE_REPO=zammad/zammad-docker-compose
- POSTGRES_PASS=zammad
- POSTGRES_USER=zammad
- RESTART=always
--VERSION=-3.2.0-13
-+VERSION=-3.3.0-6
-diff --git a/Dockerfile b/Dockerfile
-index b5001d1..9e824ad 100644
---- a/Dockerfile
-+++ b/Dockerfile
-@@ -8,5 +8,5 @@ LABEL org.label-schema.build-date="$BUILD_DATE" \
-       org.label-schema.vcs-url="https://github.com/zammad/zammad" \
-       org.label-schema.vcs-type="Git" \
-       org.label-schema.vendor="Zammad" \
--      org.label-schema.schema-version="3.2.0" \
-+      org.label-schema.schema-version="3.3.0" \
-       org.label-schema.docker.cmd="sysctl -w vm.max_map_count=262144;docker-compose up"
-diff --git a/README.md b/README.md
-index 28eb778..8604c73 100644
---- a/README.md
-+++ b/README.md
-@@ -42,7 +42,7 @@ Like this, you can add your `docker-compose.prod.yml` to a branch of your Git re
- 
- ## Upgrading
- 
--### From =< 3.2.0-12
-+### From =< 3.3.0-12
- 
- We've updated the Elasticsearch image from 5.6 to 7.6. 
- As there is no direct upgrade path we have to delete all Elasticsearch indicies and rebuild them.
-diff --git a/containers/zammad-elasticsearch/Dockerfile b/containers/zammad-elasticsearch/Dockerfile
-index 4c105d2..f20aceb 100644
---- a/containers/zammad-elasticsearch/Dockerfile
-+++ b/containers/zammad-elasticsearch/Dockerfile
-@@ -9,7 +9,7 @@ LABEL org.label-schema.build-date="$BUILD_DATE" \
-       org.label-schema.vcs-url="https://github.com/zammad/zammad" \
-       org.label-schema.vcs-type="Git" \
-       org.label-schema.vendor="Zammad" \
--      org.label-schema.schema-version="3.2.0" \
-+      org.label-schema.schema-version="3.3.0" \
-       org.label-schema.docker.cmd="sysctl -w vm.max_map_count=262144;docker-compose up"
- 
- SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
-diff --git a/containers/zammad-postgresql/Dockerfile b/containers/zammad-postgresql/Dockerfile
-index bacf81c..3904638 100644
---- a/containers/zammad-postgresql/Dockerfile
-+++ b/containers/zammad-postgresql/Dockerfile
-@@ -10,7 +10,7 @@ LABEL org.label-schema.build-date="$BUILD_DATE" \
-       org.label-schema.vcs-url="https://github.com/zammad/zammad" \
-       org.label-schema.vcs-type="Git" \
-       org.label-schema.vendor="Zammad" \
--      org.label-schema.schema-version="3.2.0" \
-+      org.label-schema.schema-version="3.3.0" \
-       org.label-schema.docker.cmd="sysctl -w vm.max_map_count=262144;docker-compose up"
- 
- SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
-diff --git a/containers/zammad/Dockerfile b/containers/zammad/Dockerfile
-index 8fb92f5..40ae4be 100644
---- a/containers/zammad/Dockerfile
-+++ b/containers/zammad/Dockerfile
-@@ -37,7 +37,7 @@ LABEL org.label-schema.build-date="$BUILD_DATE" \
-       org.label-schema.vcs-url="https://github.com/zammad/zammad" \
-       org.label-schema.vcs-type="Git" \
-       org.label-schema.vendor="Zammad" \
--      org.label-schema.schema-version="3.2.0" \
-+      org.label-schema.schema-version="3.3.0" \
-       org.label-schema.docker.cmd="sysctl -w vm.max_map_count=262144;docker-compose up"
- 
- ENV GIT_BRANCH stable
diff --git a/hooks/build b/hooks/build
deleted file mode 100755
index 17f3d91..0000000
--- a/hooks/build
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/bin/bash
-#
-# build hook for dockerhubs autobuild feature
-#
-
-set -e
-
-. "hooks/config"
-
-#shellcheck disable=SC2153
-for DOCKER_IMAGE in ${DOCKER_IMAGES}; do
-  if [ "${TRAVIS}" == 'true' ] || [ "${CIRCLECI}" == 'true' ]; then
-
-    if [ -n "${ZAMMAD_VERSION}" ]; then
-      DOCKER_TAG="-t ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE}-${ZAMMAD_VERSION}"
-    else
-      ZAMMAD_VERSION="latest"
-    fi
-
-    echo "Build Zammad Docker image ${DOCKER_IMAGE} with version ${ZAMMAD_VERSION} for DockerHubs ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE} repo"
-
-    docker build --pull --no-cache --build-arg BUILD_DATE="$(date -u +'%Y-%m-%dT%H:%M:%SZ')" -t ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE} -t ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE}-latest ${DOCKER_TAG} -f containers/${DOCKER_IMAGE}/Dockerfile .
-
-    docker push ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE}
-    docker push ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE}-latest
-
-    if [ "${ZAMMAD_VERSION}" != "latest" ]; then
-      docker push ${DOCKER_REGISTRY}/${GITHUB_USERNAME}/${DOCKER_REPOSITORY}:${DOCKER_IMAGE}-${ZAMMAD_VERSION}
-    fi
-  else
-    echo "Build Zammad Docker image ${DOCKER_IMAGE} for DockerHubs ${DOCKER_REPO}:${DOCKER_IMAGE} repo"
-
-    docker build --pull --no-cache --build-arg BUILD_DATE="$(date -u +'%Y-%m-%dT%H:%M:%SZ')" -t "${DOCKER_REPO}:${DOCKER_IMAGE}" -f containers/"${DOCKER_IMAGE}"/Dockerfile .
-
-    docker push ${DOCKER_REPO}:${DOCKER_IMAGE}
-  fi
-done
diff --git a/hooks/config b/hooks/config
deleted file mode 100644
index b05ee3b..0000000
--- a/hooks/config
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-#
-# build hooks config
-#
-
-DOCKER_IMAGES="zammad zammad-elasticsearch zammad-postgresql"
diff --git a/hooks/push b/hooks/push
deleted file mode 100755
index 8ba4006..0000000
--- a/hooks/push
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-#
-# build hook for dockerhubs autobuild feature
-#
-
-exit 0