From 2156242e18c9162dd0b635a67a31df6fd34c3e42 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 5 Feb 2024 12:12:04 -0800
Subject: [PATCH] [pre-commit.ci] pre-commit autoupdate (#424)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
---
 .pre-commit-config.yaml                  | 2 +-
 src/sphinx_autodoc_typehints/__init__.py | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 5e5a5fe..bb7572c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -5,7 +5,7 @@ repos:
       - id: end-of-file-fixer
       - id: trailing-whitespace
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.1.14"
+    rev: "v0.2.0"
     hooks:
       - id: ruff
         args: [--fix, --exit-non-zero-on-fix]
diff --git a/src/sphinx_autodoc_typehints/__init__.py b/src/sphinx_autodoc_typehints/__init__.py
index 46d0e69..106b4f9 100644
--- a/src/sphinx_autodoc_typehints/__init__.py
+++ b/src/sphinx_autodoc_typehints/__init__.py
@@ -710,7 +710,7 @@ def _inject_signature(  # noqa: C901
     lines: list[str],
 ) -> None:
     for arg_name in signature.parameters:
-        annotation = type_hints.get(arg_name, None)
+        annotation = type_hints.get(arg_name)
 
         default = signature.parameters[arg_name].default