diff --git a/src/perception/pbox_node_dirve/src/pbox_node/src/AGPbox.cpp b/src/perception/pbox_node_dirve/src/pbox_node/src/AGPbox.cpp
index 5ba9d04..cdda158 100644
--- a/src/perception/pbox_node_dirve/src/pbox_node/src/AGPbox.cpp
+++ b/src/perception/pbox_node_dirve/src/pbox_node/src/AGPbox.cpp
@@ -114,7 +114,7 @@ void AGPbox::openSerialPort()
         imu_ser.setBaudrate(m_baud);
         serial::Timeout to = serial::Timeout::simpleTimeout(0);
         imu_ser.setTimeout(to);
-        imu_ser.setFlowcontrol(serial::flowcontrol_t::flowcontrol_hardware);
+        imu_ser.setFlowcontrol(serial::flowcontrol_t::flowcontrol_none);
         imu_ser.open();
     }
     catch (serial::IOException& e)