diff --git a/ArduCopter/GCS_Mavlink.cpp b/ArduCopter/GCS_Mavlink.cpp
index d2daee3af0..ce3d7208b3 100644
--- a/ArduCopter/GCS_Mavlink.cpp
+++ b/ArduCopter/GCS_Mavlink.cpp
@@ -475,6 +475,7 @@ static const ap_message STREAM_EXTRA3_msgs[] = {
     MSG_HWSTATUS,
     MSG_SYSTEM_TIME,
     MSG_RANGEFINDER,
+    MSG_DISTANCE_SENSOR,
 #if AP_TERRAIN_AVAILABLE && AC_TERRAIN
     MSG_TERRAIN,
 #endif