diff --git a/lerobot/common/robots/koch/robot_koch.py b/lerobot/common/robots/koch/robot_koch.py
index 3dd78519..90a63776 100644
--- a/lerobot/common/robots/koch/robot_koch.py
+++ b/lerobot/common/robots/koch/robot_koch.py
@@ -22,10 +22,11 @@ from typing import Any
 from lerobot.common.cameras.utils import make_cameras_from_configs
 from lerobot.common.constants import OBS_IMAGES, OBS_STATE
 from lerobot.common.errors import DeviceAlreadyConnectedError, DeviceNotConnectedError
-from lerobot.common.motors import CalibrationMode, Motor, TorqueMode
+from lerobot.common.motors import CalibrationMode, Motor
 from lerobot.common.motors.dynamixel import (
     DynamixelMotorsBus,
     OperatingMode,
+    TorqueMode,
     run_arm_calibration,
 )
 
@@ -124,7 +125,8 @@ class KochRobot(Robot):
 
     @property
     def is_connected(self) -> bool:
-        return self.arm.is_connected  # TODO(aliberts): add cam.is_connected for cam in self.cameras
+        # TODO(aliberts): add cam.is_connected for cam in self.cameras
+        return self.arm.is_connected
 
     def connect(self) -> None:
         if self.is_connected:
diff --git a/lerobot/common/teleoperators/koch/teleop_koch.py b/lerobot/common/teleoperators/koch/teleop_koch.py
index 25ae14e6..3d2bf54e 100644
--- a/lerobot/common/teleoperators/koch/teleop_koch.py
+++ b/lerobot/common/teleoperators/koch/teleop_koch.py
@@ -21,10 +21,11 @@ import time
 import numpy as np
 
 from lerobot.common.errors import DeviceAlreadyConnectedError, DeviceNotConnectedError
-from lerobot.common.motors import CalibrationMode, Motor, TorqueMode
+from lerobot.common.motors import CalibrationMode, Motor
 from lerobot.common.motors.dynamixel import (
     DynamixelMotorsBus,
     OperatingMode,
+    TorqueMode,
     run_arm_calibration,
 )