diff --git a/sites/ant.k8s.vxm.cz/.gitlab-ci.yml b/sites/ant.k8s.vxm.cz/.gitlab-ci.yml
index 355cfc7..75245a2 100644
--- a/sites/ant.k8s.vxm.cz/.gitlab-ci.yml
+++ b/sites/ant.k8s.vxm.cz/.gitlab-ci.yml
@@ -19,11 +19,12 @@ build:
 
 deploy:
   stage: deploy
-  image: sikalabs/ci
-  variables:
-    GIT_STRATEGY: none
-  environment:
-    name: production
-    url: https://ant.k8s.vxm.cz
+  image: python:latest
+  before_script:
+    - python --version
+    - pip install virtualenv
+    - virtualenv venv
+    - source venv/bin/activate
   script:
-    - 'curl --request PUT --header "PRIVATE-TOKEN: ${CI_PUSH_TOKEN}" --header "Content-Type: application/json" --data "{"branch": "main", "author_email": "ci@gitlab.mareshq.com", "author_name": "GitLab CI [bot]", "content": "image: ${IMAGE}:${IMAGE_TAG}", "commit_message": "[auto] build(signpost): update image to $IMAGE:$IMAGE_TAG"}" "https://gitlab.mareshq.com/api/v4/projects/60/repository/files/signpost%2Fvalues%2Eyaml"'
+    - pip install requests
+    - python ci/gitlab-commit.py
diff --git a/sites/ant.k8s.vxm.cz/ci/gitlab-commit.py b/sites/ant.k8s.vxm.cz/ci/gitlab-commit.py
new file mode 100644
index 0000000..d8e0599
--- /dev/null
+++ b/sites/ant.k8s.vxm.cz/ci/gitlab-commit.py
@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+
+import requests
+import os
+# import sys
+
+pushToken = os.getenv("CI_PUSH_TOKEN")
+image = os.getenv("IMAGE")
+imageTag = os.getenv("IMAGE_TAG")
+
+r = requests.put(
+  "https://gitlab.mareshq.com/api/v4/projects/60/repository/files/signpost%2Fvalues%2Eyaml",
+  data={
+    "branch": "main",
+    "author_email": "ci@gitlab.mareshq.com",
+    "author_name": "GitLab CI [bot]",
+    "content": f"image: {image}:{imageTag}",
+    "commit_message": f"[auto] build(signpost): update image to {image}:{imageTag}"
+  },
+  headers={
+    "PRIVATE-TOKEN": pushToken
+  }
+)
+
+print(r.status_code, r.reason)