diff --git a/openpilot/sunnypilot/modeld_v2/helpers.py b/openpilot/sunnypilot/modeld_v2/helpers.py
index 15f5e56a8d..5beb52ac7f 100644
--- a/openpilot/sunnypilot/modeld_v2/helpers.py
+++ b/openpilot/sunnypilot/modeld_v2/helpers.py
@@ -1,3 +1,10 @@
+"""
+Copyright (c) 2021-, Haibin Wen, sunnypilot, and a number of other contributors.
+
+This file is part of sunnypilot and is licensed under the MIT License.
+See the LICENSE.md file in the root directory for more details.
+"""
+
 import io
 import struct
 import pickle