diff --git a/sprockets_statsd/statsd.py b/sprockets_statsd/statsd.py
index 43cd329..b35e605 100644
--- a/sprockets_statsd/statsd.py
+++ b/sprockets_statsd/statsd.py
@@ -333,7 +333,7 @@ class Processor:
 
     logger: logging.Logger
     protocol: typing.Optional[StatsdProtocol]
-    queue: asyncio.Queue[bytes]
+    queue: asyncio.Queue
     _create_transport: typing.Callable[[], typing.Coroutine[
         typing.Any, typing.Any, typing.Tuple[asyncio.BaseTransport,
                                              StatsdProtocol]]]
diff --git a/tests/helpers.py b/tests/helpers.py
index b9bb6da..91a21ef 100644
--- a/tests/helpers.py
+++ b/tests/helpers.py
@@ -20,7 +20,7 @@ class StatsdServer(asyncio.DatagramProtocol, asyncio.Protocol):
         self.running = asyncio.Event()
         self.client_connected = asyncio.Semaphore(value=0)
         self.message_received = asyncio.Semaphore(value=0)
-        self.transports: list[asyncio.BaseTransport] = []
+        self.transports: typing.List[asyncio.BaseTransport] = []
 
         self._buffer = io.BytesIO()
 
@@ -34,7 +34,7 @@ class StatsdServer(asyncio.DatagramProtocol, asyncio.Protocol):
                                               self.port,
                                               reuse_port=True)
             self.server = server
-            listening_sock = typing.cast(list[socket.socket],
+            listening_sock = typing.cast(typing.List[socket.socket],
                                          server.sockets)[0]
             self.host, self.port = listening_sock.getsockname()
             self.running.set()