diff --git a/docs/Dockerfile b/docs/Dockerfile
index ce3cae8a9a3..82bf5a39aeb 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -1,5 +1,5 @@
 # v9.1.18
-FROM squidfunk/mkdocs-material@sha256:9aad7af2f62950826f57928e984ea8aa77a561f67b7f5fc251ced67d52a2a5fe
+FROM squidfunk/mkdocs-material@sha256:a4a2029fdf524f0c727852e492cd2bbae30cc9471959da60d7dc46bf565a521b
 # pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 COPY requirements.txt /tmp/
 RUN pip install --require-hashes -r /tmp/requirements.txt