diff --git a/libraries/AP_Airspeed/AP_Airspeed_UAVCAN.cpp b/libraries/AP_Airspeed/AP_Airspeed_UAVCAN.cpp
index ad478718c6..c8e530cd39 100644
--- a/libraries/AP_Airspeed/AP_Airspeed_UAVCAN.cpp
+++ b/libraries/AP_Airspeed/AP_Airspeed_UAVCAN.cpp
@@ -14,7 +14,7 @@ extern const AP_HAL::HAL& hal;
 // UAVCAN Frontend Registry Binder
 UC_REGISTRY_BINDER(AirspeedCb, uavcan::equipment::air_data::RawAirData);
 
-AP_Airspeed_UAVCAN::DetectedModules AP_Airspeed_UAVCAN::_detected_modules[] = {0};
+AP_Airspeed_UAVCAN::DetectedModules AP_Airspeed_UAVCAN::_detected_modules[];
 HAL_Semaphore AP_Airspeed_UAVCAN::_sem_registry;
 
 // constructor