diff --git a/docs/Dockerfile b/docs/Dockerfile
index 597e1b1f14..f81d8c6bd2 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -1,5 +1,5 @@
 # v9.1.18
-FROM squidfunk/mkdocs-material@sha256:a4cfa88f5db3f6cdc9d97966d60a1003b19c351c603e966500cf30053193ea97
+FROM squidfunk/mkdocs-material@sha256:cb38dc2e1094228cad571eb0c9c6f0ec760adfa4c3e6112fda57e8b62ae18592
 # pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 COPY requirements.txt /tmp/
 RUN pip install --require-hashes -r /tmp/requirements.txt