diff --git a/livekit-rtc/livekit/rtc/version.py b/livekit-rtc/livekit/rtc/version.py
index 777f190d..071a7669 100644
--- a/livekit-rtc/livekit/rtc/version.py
+++ b/livekit-rtc/livekit/rtc/version.py
@@ -1 +1 @@
-__version__ = "0.8.0"
+__version__ = "0.9.0.dev0"
diff --git a/livekit-rtc/livekit/rtc/video_frame.py b/livekit-rtc/livekit/rtc/video_frame.py
index 6ad2a6b6..2ed8887f 100644
--- a/livekit-rtc/livekit/rtc/video_frame.py
+++ b/livekit-rtc/livekit/rtc/video_frame.py
@@ -16,7 +16,6 @@
 from typing import Union
 from ._proto import video_frame_pb2 as proto_video
 from ._proto import ffi_pb2 as proto
-from dataclasses import dataclass
 from typing import List, Optional
 from ._ffi_client import FfiClient, FfiHandle
 from ._utils import get_address