diff --git a/docs/Dockerfile b/docs/Dockerfile
index 4d24b69c3f0..eaa3942f01e 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:cd3a522b3282071586552499611f71206db0aec145d4d53822bc6fde76792cf8
 # pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 COPY requirements.txt /tmp/
 RUN pip install --require-hashes -r /tmp/requirements.txt