diff --git a/a2s/a2s_async.py b/a2s/a2s_async.py
index 1a8385a..04399d0 100644
--- a/a2s/a2s_async.py
+++ b/a2s/a2s_async.py
@@ -87,15 +87,7 @@ async def request_async_impl(
 
 
 class A2SProtocol(asyncio.DatagramProtocol):
-    __slots__ = (
-        "recv_queue",
-        "error_event",
-        "error",
-        "fragment_buf",
-        "transport",
-    )
-
-    def __init__(self):
+    def __init__(self) -> None:
         self.recv_queue: asyncio.Queue[bytes] = asyncio.Queue()
         self.error_event: asyncio.Event = asyncio.Event()
         self.error: Optional[Exception] = None
@@ -147,12 +139,6 @@ class A2SProtocol(asyncio.DatagramProtocol):
 
 
 class A2SStreamAsync:
-    __slots__ = (
-        "transport",
-        "protocol",
-        "timeout",
-    )
-
     def __init__(
         self,
         transport: asyncio.DatagramTransport,
diff --git a/a2s/a2s_fragment.py b/a2s/a2s_fragment.py
index 3dcc2ff..9758333 100644
--- a/a2s/a2s_fragment.py
+++ b/a2s/a2s_fragment.py
@@ -5,16 +5,6 @@ from a2s.byteio import ByteReader
 
 
 class A2SFragment:
-    __slots__ = (
-        "message_id",
-        "fragment_count",
-        "fragment_id",
-        "mtu",
-        "decompressed_size",
-        "crc",
-        "payload",
-    )
-
     def __init__(
         self,
         message_id: int,
diff --git a/a2s/a2s_sync.py b/a2s/a2s_sync.py
index 5184fc0..9266885 100644
--- a/a2s/a2s_sync.py
+++ b/a2s/a2s_sync.py
@@ -71,11 +71,6 @@ def request_sync_impl(
 
 
 class A2SStream:
-    __slots__ = (
-        "address",
-        "_socket",
-    )
-
     def __init__(self, address: Tuple[str, int], timeout: float) -> None:
         self.address: Tuple[str, int] = address
         self._socket: socket.socket = socket.socket(
diff --git a/a2s/byteio.py b/a2s/byteio.py
index f747a2c..049ce2b 100644
--- a/a2s/byteio.py
+++ b/a2s/byteio.py
@@ -8,12 +8,6 @@ from a2s.exceptions import BufferExhaustedError
 
 
 class ByteReader:
-    __slots__ = (
-        "stream",
-        "endian",
-        "encoding",
-    )
-
     def __init__(
         self,
         stream: io.BytesIO,
@@ -103,12 +97,6 @@ class ByteReader:
 
 
 class ByteWriter:
-    __slots__ = (
-        "stream",
-        "endian",
-        "encoding",
-    )
-
     def __init__(
         self,
         stream: io.BytesIO,