diff --git a/ROMFS/px4fmu_common/init.d/airframes/4061_atl_mantis_edu b/ROMFS/px4fmu_common/init.d/airframes/4061_atl_mantis_edu
index a7e6e06baf..de54602d02 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/4061_atl_mantis_edu
+++ b/ROMFS/px4fmu_common/init.d/airframes/4061_atl_mantis_edu
@@ -164,6 +164,8 @@ param set-default RC_MAP_AUX2       5
 param set-default RC_MAP_AUX3       10
 param set-default RC_MAP_AUX4       8
 param set-default RC_MAP_FLTMODE    6
+param set-default RC_MAP_RETURN_SW  7
+
 param set-default RC1_TRIM          1000