diff --git a/tests/conftest.py b/tests/conftest.py
index ab2a145a..f7b28105 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -93,4 +93,4 @@ def fixture_handler(plugin: MkdocstringsPlugin, ext_markdown: Markdown) -> Pytho
     """
     handler = plugin.handlers.get_handler("python")
     handler._update_env(ext_markdown, plugin.handlers._config)
-    return handler
+    return handler  # type: ignore[return-value]