diff --git a/pyproject.toml b/pyproject.toml
index d22e9a2..c861790 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -70,7 +70,7 @@ mkdocs = "1.4.3"
 mkdocs-material = "9.1.14"
 
 [tool.poetry.group.docs.dependencies.mkdocstrings]
-version = "0.21.2"
+version = "0.22.0"
 extras = ["python"]
 
 [tool.poetry.group.dev.dependencies]