diff --git a/Tools/autotest/ArduCopter.parm b/Tools/autotest/ArduCopter.parm
index ba3e58fa3f..4c8c46a6e2 100644
--- a/Tools/autotest/ArduCopter.parm
+++ b/Tools/autotest/ArduCopter.parm
@@ -35,6 +35,12 @@ FLTMODE6		0
 SUPER_SIMPLE	0
 RTL_ALT_FINAL	0
 SIM_GPS_DELAY   2
+SIM_ACC_RND     0
+SIM_GYR_RND     0
+SIM_WIND_SPD    0
+SIM_WIND_TURB   0
+SIM_BARO_RND    0
+SIM_MAG_RND     0
 # flightmodes
 # switch 1 Circle
 # switch 2 LAND