diff --git a/README.md b/README.md
index c92d2b3..299330b 100644
--- a/README.md
+++ b/README.md
@@ -91,6 +91,8 @@ python3 scripts/test_xbox_controller.py
 ## Speaker wiring and configuration
 Follow this tutorial
 
+> For now, don't activate `/dev/zero` when they ask
+
 https://learn.adafruit.com/adafruit-max98357-i2s-class-d-mono-amp?view=all
 
 
diff --git a/scripts/configure_motor.py b/scripts/configure_motor.py
index 99cfa56..7d35ee2 100644
--- a/scripts/configure_motor.py
+++ b/scripts/configure_motor.py
@@ -7,13 +7,12 @@ DEFAULT_ID = 1  # A brand new motor should have id 1
 parser = argparse.ArgumentParser()
 parser.add_argument(
     "--port",
-    help="The port the motor is connected to. Default is /dev/ttyACM0",
+    help="The port the motor is connected to. Default is /dev/ttyACM0. Use `ls /dev/tty* | grep usb` to find the port.",
     default="/dev/ttyACM0",
 )
-parser.add_argument("--new_id", help="The id to set to the motor.", type=str, required=True)
+parser.add_argument("--id", help="The id to set to the motor.", type=str, required=True)
 args = parser.parse_args()
-
-io = FeetechSTS3215IO("/dev/ttyACM0")
+io = FeetechSTS3215IO(args.port)
 
 current_id = DEFAULT_ID