diff --git a/pyproject.toml b/pyproject.toml
index d8146a9..4473759 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ docs = [
     "mike~=1.1.2",
     "mkdocs-awesome-pages-plugin~=2.9.1",
     "mkdocs-git-revision-date-plugin~=0.3.2",
-    'mkdocs-material~=9.3.1',
+    'mkdocs-material~=9.4.0',
     "setuptools",                             # required by mike
 ]