diff --git a/ROMFS/px4fmu_common/init.d/rc.fw_defaults b/ROMFS/px4fmu_common/init.d/rc.fw_defaults
index b718f421f5..f1b92112a3 100644
--- a/ROMFS/px4fmu_common/init.d/rc.fw_defaults
+++ b/ROMFS/px4fmu_common/init.d/rc.fw_defaults
@@ -23,3 +23,11 @@ then
 	param set PE_GBIAS_PNOISE 0.000001
 	param set PE_ABIAS_PNOISE 0.0002
 fi
+
+# This is the gimbal pass mixer
+set MIXER_AUX pass
+set PWM_AUX_RATE 50
+set PWM_AUX_OUT 1234
+set PWM_AUX_DISARMED 1500
+set PWM_AUX_MIN 1000
+set PWM_AUX_MAX 2000