diff --git a/Tools/scripts/build_options.py b/Tools/scripts/build_options.py
index 8c8a4d38cfaee..87e427e324fb9 100644
--- a/Tools/scripts/build_options.py
+++ b/Tools/scripts/build_options.py
@@ -305,6 +305,7 @@ def __init__(self,
     Feature('Other', 'SLCAN', 'AP_CAN_SLCAN_ENABLED', 'Enable SLCAN serial protocol', 0, None),
     Feature('Other', 'SDCARD_MISSION', 'AP_SDCARD_STORAGE_ENABLED', 'Enable storing mission on microSD cards', 0, None),
     Feature('Other', 'COMPASS_CAL', 'COMPASS_CAL_ENABLED', 'Enable "tumble" compass calibration', 0, None),
+    Feature('Other', 'DRONECAN_SERIAL', 'AP_DRONECAN_SERIAL_ENABLED', 'Enable DroneCAN virtual serial ports', 0, None),
 
     # MAVLink section for mavlink features and/or message handling,
     # rather than for e.g. mavlink-based sensor drivers
diff --git a/Tools/scripts/extract_features.py b/Tools/scripts/extract_features.py
index 80fcbc79a8157..ca1f8ab5d77b2 100755
--- a/Tools/scripts/extract_features.py
+++ b/Tools/scripts/extract_features.py
@@ -234,6 +234,7 @@ def __init__(self, filename, nm="arm-none-eabi-nm", strings="strings"):
             ('AP_DRONECAN_HOBBYWING_ESC_SUPPORT', 'AP_DroneCAN::hobbywing_ESC_update'),
             ('COMPASS_CAL_ENABLED', 'CompassCalibrator::stop'),
             ('AP_TUNING_ENABLED', 'AP_Tuning::check_input'),
+            ('AP_DRONECAN_SERIAL_ENABLED', 'AP_DroneCAN_Serial::update'),
         ]
 
     def progress(self, msg):