diff --git a/docs/howto/bootstrap-taskgraph.rst b/docs/howto/bootstrap-taskgraph.rst
index a8140d9b6..9b0132402 100644
--- a/docs/howto/bootstrap-taskgraph.rst
+++ b/docs/howto/bootstrap-taskgraph.rst
@@ -101,7 +101,7 @@ in addition to ``taskcluster-taskgraph`` we also want to depend on
    EOF
 
    # This works best if you use the same Python as the one used in the Decision
-   # image (currently 3.11).
+   # image (currently 3.13).
    pip-compile --generate-hashes --output-file requirements.txt requirements.in
 
 .. note::
diff --git a/taskcluster/docker/run-task/Dockerfile b/taskcluster/docker/run-task/Dockerfile
index 78cadf597..fd324bf8d 100644
--- a/taskcluster/docker/run-task/Dockerfile
+++ b/taskcluster/docker/run-task/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:12-slim
+FROM debian:13-slim
 LABEL maintainer="Release Engineering <release+taskgraph-ci@mozilla.com>"
 
 # Add worker user