diff --git a/t/tap-tests-docker/Dockerfile b/t/tap-tests-docker/Dockerfile
index 1a49ecd..bcaebe7 100644
--- a/t/tap-tests-docker/Dockerfile
+++ b/t/tap-tests-docker/Dockerfile
@@ -5,7 +5,11 @@ FROM docker.mgm.sipwise.com/sipwise-bookworm:latest
 # is updated with the current date. It will force refresh of all
 # of the base images and things like `apt-get update` won't be using
 # old cached versions when the Dockerfile is built.
-ENV REFRESHED_AT 2023-06-26
+ENV REFRESHED_AT 2024-06-19
+
+# we want to use jenkins-debian-glue from our own internal
+# repository and not from Debian
+RUN echo 'deb https://deb.sipwise.com/autobuild internal-bookworm main'  > /etc/apt/sources.list.d/internal.list
 
 RUN apt-get update && apt-get install --assume-yes --no-install-recommends \
   binutils \