diff --git a/matter_server/server/server.py b/matter_server/server/server.py
index 72a50c37..7e04ff84 100644
--- a/matter_server/server/server.py
+++ b/matter_server/server/server.py
@@ -89,7 +89,7 @@ async def _handle_shutdown(app: web.Application) -> None:
         for client in set(clients):
             await client.disconnect()
 
-    server.app.on_shutdown.append(_handle_shutdown)  # type: ignore[arg-type]
+    server.app.on_shutdown.append(_handle_shutdown)
     server.app.router.add_route("GET", path, _handle_ws)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 85226197..7e34dd8b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ version = "0.0.0"
 
 [project.optional-dependencies]
 server = [
-  "aiohttp==3.12.13",
+  "aiohttp==3.12.14",
   "aiorun==2025.1.1",
   "async-timeout==5.0.1",
   "atomicwrites==1.4.1",