diff --git a/ROMFS/px4fmu_common/init.d/rc.fw_defaults b/ROMFS/px4fmu_common/init.d/rc.fw_defaults
index bc5074ed5ac..9f2ee44323a 100644
--- a/ROMFS/px4fmu_common/init.d/rc.fw_defaults
+++ b/ROMFS/px4fmu_common/init.d/rc.fw_defaults
@@ -17,6 +17,8 @@ then
 
 	param set MIS_LTRMIN_ALT 25
 	param set MIS_TAKEOFF_ALT 25
+
+	param set PWM_RATE 50
 fi
 
 # This is the gimbal pass mixer