diff --git a/libraries/AC_Avoidance/AP_OADatabase.cpp b/libraries/AC_Avoidance/AP_OADatabase.cpp
index fd2df59409..686fac29f3 100644
--- a/libraries/AC_Avoidance/AP_OADatabase.cpp
+++ b/libraries/AC_Avoidance/AP_OADatabase.cpp
@@ -382,7 +382,7 @@ void AP_OADatabase::send_adsb_vehicle(mavlink_channel_t chan, uint16_t interval_
     static_assert(MAVLINK_COMM_NUM_BUFFERS <= sizeof(OA_DbItem::send_to_gcs) * 8,
                   "AP_OADatabase's OA_DBItem.send_to_gcs bitmask must be large enough to hold MAVLINK_COMM_NUM_BUFFERS");
 
-    if ((_output_level.get() <= (int8_t)OA_DbOutputLevel::OUTPUT_LEVEL_DISABLED) || !healthy() || (chan >= MAVLINK_COMM_NUM_BUFFERS)) {
+    if ((_output_level.get() <= (int8_t)OA_DbOutputLevel::OUTPUT_LEVEL_DISABLED) || !healthy()) {
         return;
     }