diff --git a/libraries/AP_Networking/AP_Networking_CAN.cpp b/libraries/AP_Networking/AP_Networking_CAN.cpp
index f0f423d7040..413415dd359 100644
--- a/libraries/AP_Networking/AP_Networking_CAN.cpp
+++ b/libraries/AP_Networking/AP_Networking_CAN.cpp
@@ -255,4 +255,4 @@ void AP_Networking_CAN::can_frame_callback(uint8_t bus, const AP_HAL::CANFrame &
     mcast_sockets[bus]->send((void*)&pkt, data_length+MCAST_HDR_LENGTH);
 }
 
-#endif // AP_NETWORKING_ENABLED
+#endif // AP_NETWORKING_CAN_MCAST_ENABLED