diff --git a/ROMFS/px4fmu_common/init.d-posix/airframes/1032_gazebo-classic_plane_catapult b/ROMFS/px4fmu_common/init.d-posix/airframes/1032_gazebo-classic_plane_catapult
index ca12706d98..d730e4a55f 100644
--- a/ROMFS/px4fmu_common/init.d-posix/airframes/1032_gazebo-classic_plane_catapult
+++ b/ROMFS/px4fmu_common/init.d-posix/airframes/1032_gazebo-classic_plane_catapult
@@ -5,7 +5,8 @@
 
 . ${R}etc/init.d/rc.fw_defaults
 
-
+param set-default FW_LAUN_DETCN_ON 1
+param set-default FW_THR_IDLE 0.1 # needs to be running before throw as that's how gazebo detects arming
 
 param set-default FW_LND_ANG 8