diff --git a/pyproject.toml b/pyproject.toml
index 2e9f4329..e8b19463 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -162,7 +162,7 @@ path = "src/dnadiffusion/__about__.py"
 [tool.hatch.envs.default]
 python = "3.10"
 dependencies = [
-    "mkdocs-material==9.4.8",
+    "mkdocs-material==9.5.40",
     "mkdocstrings==0.23.0",
     "mkdocstrings[python]",
     "mypy==1.10.0",