diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2b625b44bb02e8f677552d53165ca15551fea0ce..3ab468a5dc9298498cb699094c53046251cd20aa 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,7 @@
 default:
-  image: $CI_REGISTRY_IMAGE/ci-build-runner:$CI_COMMIT_REF_SLUG
+  image:
+    name: $CI_REGISTRY_IMAGE/ci-build-runner:$CI_COMMIT_REF_SLUG
+    pull_policy: "always"
   before_script:
     - python --version # For debugging
   cache:
diff --git a/docker/ci-runner/Dockerfile b/docker/ci-runner/Dockerfile
index f6155b74b309e8e4cf0f4ca6eb3a4aeb5da5a0e0..6268a1aa5f08de11246abd0fabbb456e2862af84 100644
--- a/docker/ci-runner/Dockerfile
+++ b/docker/ci-runner/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.13
+FROM python:3.12
 
 RUN python -m pip install --upgrade pip
 RUN pip install --upgrade tox twine
diff --git a/tox.ini b/tox.ini
index 0624c2a917a140394cd77a1110d742e47fdbcc65..7991ecf406898445a36bee7d51e41650046d21ad 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 # Generative environment list to test all supported Python versions
-envlist = py3{9,10,11,12,13},black,pep8,pylint
+envlist = py3{9,10,11,12},black,pep8,pylint
 min_version = 4.3.3
 requires =
     tox-ignore-env-name-mismatch >= 0.2.0