diff --git a/.gitea/workflows/dockerfile_testing_runner.yaml b/.gitea/workflows/dockerfile_testing_runner.yaml
index 1d5b24a..d344493 100644
--- a/.gitea/workflows/dockerfile_testing_runner.yaml
+++ b/.gitea/workflows/dockerfile_testing_runner.yaml
@@ -52,6 +52,7 @@ jobs:
           build-args: |
             ALLOWED_HOSTS='django-testing.tryton.geeraert.eu'
             DEBUG='True'
+            CACHE_BUST=${{ env.next_version }}
           tags: |
             gitea.tryton.geeraert.eu/pi-ux-ce/django-testing:latest
             gitea.tryton.geeraert.eu/pi-ux-ce/django-testing:${{ env.next_version }}
diff --git a/infra/testing/dockerfile b/infra/testing/dockerfile
index ff5bd1c..6746664 100644
--- a/infra/testing/dockerfile
+++ b/infra/testing/dockerfile
@@ -15,19 +15,19 @@ RUN apt-get update && \
     apt-get install -y git nano && \
     rm -rf /var/lib/apt/lists/*
 
+# CACHE_BUST forces this layer (and everything after it) to re-run on every
+# build, otherwise Docker reuses a cached clone from a previous build and the
+# image silently keeps stale code.
+ARG CACHE_BUST=1
+RUN echo "cache bust: ${CACHE_BUST}" && \
+    git clone --depth 1 -b testing https://gitea.tryton.geeraert.eu/pi-ux-ce/Django_kube.git .
 
-# Copy only the requirements file first (Changes infrequently)
-COPY requirements.txt ./
-
-RUN pip install --cache-dir=/opt/hostedtoolcache/pip --upgrade pip 
+RUN pip install --cache-dir=/opt/hostedtoolcache/pip --upgrade pip
 RUN pip list --cache-dir=/opt/hostedtoolcache/pip --outdated
 RUN pip install --cache-dir=/opt/hostedtoolcache/pip --upgrade wheel
 RUN pip install --cache-dir=/opt/hostedtoolcache/pip --upgrade setuptools
 RUN pip install --cache-dir=/opt/hostedtoolcache/pip -r requirements.txt
 
-# Copy the rest of your application code (Changes frequently, invalidates subsequent cache)
-COPY . ./
-
 COPY infra/testing/entrypoint.sh /code/entrypoint.sh
 RUN chmod +x /code/entrypoint.sh
 
diff --git a/infra/testing/entrypoint.sh b/infra/testing/entrypoint.sh
index c8440e4..62593e6 100644
--- a/infra/testing/entrypoint.sh
+++ b/infra/testing/entrypoint.sh
@@ -1,11 +1,7 @@
 #!/bin/bash
+set -e
 
-cd Django_kube
-
-#another methid but needs to rm -rf before
-#git clone --depth 1 -b main https://gitea.tryton.geeraert.eu/pi-ux-ce/Django_kube.git
-git stash
-git pull
+git pull origin testing
 
 pip install -r requirements.txt