diff --git a/APMrover2/GCS_Mavlink.cpp b/APMrover2/GCS_Mavlink.cpp
index 2d184b5a13..4f76ff2d6f 100644
--- a/APMrover2/GCS_Mavlink.cpp
+++ b/APMrover2/GCS_Mavlink.cpp
@@ -531,6 +531,7 @@ bool GCS_MAVLINK::try_send_message(enum ap_message id)
     case MSG_FENCE_STATUS:
     case MSG_WIND:
     case MSG_PID_TUNING:
+    case MSG_VIBRATION:
         // unused
         break;