diff --git a/libraries/AP_HAL_ChibiOS/hwdef/CubeNode-ETH/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/CubeNode-ETH/hwdef.dat
index e4dccc4a8e217..4aef18a5c3e42 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/CubeNode-ETH/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/CubeNode-ETH/hwdef.dat
@@ -34,3 +34,5 @@ include ../include/network_PPPGW.inc
 define HAL_MONITOR_THREAD_ENABLED 1
 
 define AP_NETWORKING_TESTS_ENABLED 1
+
+define HAL_PERIPH_SHOW_SERIAL_MANAGER_PARAMS 1
\ No newline at end of file