diff --git a/Dockerfile.worker b/Dockerfile.worker
index d259e42..88fe71d 100644
--- a/Dockerfile.worker
+++ b/Dockerfile.worker
@@ -2,7 +2,7 @@
 # are based on stack containers and install any required supporting code
 # for the image cutout backend, arq, and the backend worker definition.
 
-FROM lsstsqre/centos:7-stack-lsst_distrib-w_2024_16
+FROM lsstsqre/centos:7-stack-lsst_distrib-w_2024_27
 
 # Reset the user to root since we need to do system install tasks.
 USER root
diff --git a/changelog.d/20240709_134925_david.irving_DM_44509.md b/changelog.d/20240709_134925_david.irving_DM_44509.md
new file mode 100644
index 0000000..bd38680
--- /dev/null
+++ b/changelog.d/20240709_134925_david.irving_DM_44509.md
@@ -0,0 +1,3 @@
+### Backwards-incompatible changes
+
+- Upgrade the science pipelines stack to the latest weekly, for a new version of daf_butler that includes support for a new version of Butler server with a backwards-incompatible REST API.
\ No newline at end of file