diff --git a/compose.decawave.yaml b/compose.decawave.yaml
index 95cb071..8ffde84 100644
--- a/compose.decawave.yaml
+++ b/compose.decawave.yaml
@@ -14,4 +14,4 @@ services:
     - ./cyclonedds.xml:/cyclonedds.xml
    devices:
     - /dev/decawave
-   command:  ros2 launch decawave_driver decawave.launch.py namespace:=pioneer${PIONEER_ID}/
+   command:  ros2 launch decawave_driver decawave.launch.py namespace:=pioneer${PIONEER_ID}/ serial_port:=/dev/decawave