diff --git a/Tools/Frame_params/Solo_AC35.param b/Tools/Frame_params/Solo_AC35.param
index e9c9cee74c..7875f68948 100644
--- a/Tools/Frame_params/Solo_AC35.param
+++ b/Tools/Frame_params/Solo_AC35.param
@@ -1,4 +1,4 @@
-# NOTE: 7/15/2017: Required parameters for a 3DR Solo with ArduCopter 3.5.0 and higher
+# NOTE: 12/23/2017: Required parameters for a 3DR Solo with ArduCopter 3.5.4 and higher
 ACCEL_Z_I,1.5
 ACCEL_Z_P,0.75
 ACRO_RP_P,4
@@ -6,6 +6,7 @@ ACRO_THR_MID,0.4
 ACRO_YAW_P,1
 AHRS_ORIENTATION,12
 ANGLE_MAX,2000
+ARMING_CHECK,1
 ATC_ACCEL_P_MAX,36000
 ATC_ACCEL_R_MAX,36000
 ATC_ACCEL_Y_MAX,7000
@@ -33,6 +34,12 @@ BRD_SAFETYENABLE,0
 BRD_SER1_RTSCTS,1
 CIRCLE_RADIUS,3000
 COMPASS_ORIENT,38
+COMPASS_ORIENT2,0
+COMPASS_ORIENT3,0
+COMPASS_PRIMARY,0
+COMPASS_TYPEMASK,15392
+COMPASS_USE,1
+COMPASS_USE2,1
 COMPASS_USE3,0
 DISARM_DELAY,8
 FENCE_ACTION,0