diff --git a/docs/Dockerfile b/docs/Dockerfile
index 4d24b69c3f0..99cfc6f08ee 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -1,5 +1,5 @@
 # v9.1.18
-FROM squidfunk/mkdocs-material@sha256:33e28bdae302bc1aa9c6783dd863742416cb1174bae4ad9d7bcc5b2efe685639
+FROM squidfunk/mkdocs-material@sha256:e5f28aa0c3ac8206f93e44a0c52ea85616b0d6c674319cd1d87a241594788355
 # pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 COPY requirements.txt /tmp/
 RUN pip install --require-hashes -r /tmp/requirements.txt