diff --git a/.gitlab-ci/bare-metal/cros_servo_run.py b/.gitlab-ci/bare-metal/cros_servo_run.py
index 849017c3b1b..4583acfd982 100755
--- a/.gitlab-ci/bare-metal/cros_servo_run.py
+++ b/.gitlab-ci/bare-metal/cros_servo_run.py
@@ -1,32 +1,13 @@
 #!/usr/bin/env python3
 #
 # Copyright © 2020 Google LLC
-#
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the "Software"),
-# to deal in the Software without restriction, including without limitation
-# the rights to use, copy, modify, merge, publish, distribute, sublicense,
-# and/or sell copies of the Software, and to permit persons to whom the
-# Software is furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice (including the next
-# paragraph) shall be included in all copies or substantial portions of the
-# Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
-# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-# IN THE SOFTWARE.
+# SPDX-License-Identifier: MIT
 
 import argparse
-import queue
 import re
-from serial_buffer import SerialBuffer
 import sys
-import threading
+
+from serial_buffer import SerialBuffer
 
 
 class CrosServoRun: