diff --git a/libraries/AP_BoardConfig/AP_BoardConfig.h b/libraries/AP_BoardConfig/AP_BoardConfig.h
index 34ad9c51d2..8131553083 100644
--- a/libraries/AP_BoardConfig/AP_BoardConfig.h
+++ b/libraries/AP_BoardConfig/AP_BoardConfig.h
@@ -46,6 +46,7 @@ public:
         PX4_BOARD_PIXRACER = 4,
         PX4_BOARD_PHMINI   = 5,
         PX4_BOARD_PH2SLIM  = 6,
+        PX4_BOARD_AUAV21   = 7,
         PX4_BOARD_OLDDRIVERS = 100,
 #endif
 #if CONFIG_HAL_BOARD == HAL_BOARD_VRBRAIN
diff --git a/libraries/AP_BoardConfig/px4_drivers.cpp b/libraries/AP_BoardConfig/px4_drivers.cpp
index 0e0b5287ad..c49b6fc325 100644
--- a/libraries/AP_BoardConfig/px4_drivers.cpp
+++ b/libraries/AP_BoardConfig/px4_drivers.cpp
@@ -322,6 +322,7 @@ void AP_BoardConfig::px4_setup_drivers(void)
     case PX4_BOARD_PIXHAWK2:
     case PX4_BOARD_PIXRACER:
     case PX4_BOARD_PHMINI:
+    case PX4_BOARD_AUAV21:
     case PX4_BOARD_PH2SLIM:
         break;
     default: