diff --git a/docs/Dockerfile b/docs/Dockerfile
index 09cb94b0049..112b423839d 100644
--- a/docs/Dockerfile
+++ b/docs/Dockerfile
@@ -1,5 +1,5 @@
 # v9.1.18
-FROM squidfunk/mkdocs-material@sha256:f226a2d2d5983643cab401491fc40e8a5711a50e90c21433f80e91c014cff1f5
+FROM squidfunk/mkdocs-material@sha256:3555052d6cbde1086b166ebacacc43126c6fb0a7b990f324072150725aa63b18
 # pip-compile --generate-hashes --output-file=requirements.txt requirements.in
 COPY requirements.txt /tmp/
 RUN pip install --require-hashes -r /tmp/requirements.txt