diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b134204..c6e1532e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
-        python-version: 3.9
+        python-version: 3.11
         cache: 'pip'
         cache-dependency-path: '**/requirements*.txt'
     - name: Install dependencies
diff --git a/aiohttp_devtools/logs.py b/aiohttp_devtools/logs.py
index 53683d26..3087d528 100644
--- a/aiohttp_devtools/logs.py
+++ b/aiohttp_devtools/logs.py
@@ -80,7 +80,7 @@ def formatMessage(self, record: logging.LogRecord) -> str:
 
     def formatException(self, ei: _Ei) -> str:
         sio = StringIO()
-        traceback.print_exception(*ei, file=sio)  # type: ignore[misc]
+        traceback.print_exception(*ei, file=sio)
         stack = sio.getvalue()
         sio.close()
         if self.stream_is_tty and pyg_lexer:
diff --git a/aiohttp_devtools/runserver/config.py b/aiohttp_devtools/runserver/config.py
index eed7c392..cbde5014 100644
--- a/aiohttp_devtools/runserver/config.py
+++ b/aiohttp_devtools/runserver/config.py
@@ -103,8 +103,8 @@ def static_path_str(self) -> Optional[str]:
         return str(self.static_path) if self.static_path else None
 
     @property
-    def client_ssl_context(self) -> Union[SSLContext, None]:
-        client_ssl_context = None
+    def client_ssl_context(self) -> Union[SSLContext, bool]:
+        client_ssl_context: Union[SSLContext, bool] = True
         if self.protocol == "https":
             client_ssl_context = create_default_ssl_context()
             if self.ssl_rootcert_file_path:
diff --git a/aiohttp_devtools/runserver/watch.py b/aiohttp_devtools/runserver/watch.py
index 938eda85..ca009160 100644
--- a/aiohttp_devtools/runserver/watch.py
+++ b/aiohttp_devtools/runserver/watch.py
@@ -62,7 +62,7 @@ def __init__(self, config: Config):
         self._reloads = 0
         self._session: Optional[ClientSession] = None
         self._runner = None
-        self._client_ssl_context: Union[None, SSLContext] = None
+        self._client_ssl_context: Union[bool, SSLContext] = True
         assert self._config.watch_path
 
         super().__init__(self._config.watch_path)