diff --git a/ArduCopter/GCS_Mavlink.cpp b/ArduCopter/GCS_Mavlink.cpp
index 770748e964..dbd0ca73a0 100644
--- a/ArduCopter/GCS_Mavlink.cpp
+++ b/ArduCopter/GCS_Mavlink.cpp
@@ -569,7 +569,9 @@ static const ap_message STREAM_PARAMS_msgs[] = {
 };
 static const ap_message STREAM_ADSB_msgs[] = {
     MSG_ADSB_VEHICLE,
+#if AP_AIS_ENABLED
     MSG_AIS_VESSEL,
+#endif
 };
 
 const struct GCS_MAVLINK::stream_entries GCS_MAVLINK::all_stream_entries[] = {