diff --git a/libraries/AP_Avoidance/AP_Avoidance.cpp b/libraries/AP_Avoidance/AP_Avoidance.cpp
index 0ee80b4fa8..7f167b0241 100644
--- a/libraries/AP_Avoidance/AP_Avoidance.cpp
+++ b/libraries/AP_Avoidance/AP_Avoidance.cpp
@@ -272,9 +272,9 @@ void AP_Avoidance::get_adsb_samples()
                    MAV_COLLISION_SRC_ADSB,
                    src_id,
                    loc,
-                   vehicle.info.heading/100.0f,
-                   vehicle.info.hor_velocity/100.0f,
-                   -vehicle.info.ver_velocity/1000.0f); // convert mm-up to m-down
+                   vehicle.info.heading * 0.01,
+                   vehicle.info.hor_velocity * 0.01,
+                   -vehicle.info.ver_velocity * 0.01); // convert cm-up to m-down
     }
 }