diff --git a/Tools/scripts/build_options.py b/Tools/scripts/build_options.py
index e44400de5a..2c630dbea0 100644
--- a/Tools/scripts/build_options.py
+++ b/Tools/scripts/build_options.py
@@ -100,6 +100,7 @@ BUILD_OPTIONS = [
     Feature('Gimbal', 'ALEXMOS', 'HAL_MOUNT_ALEXMOS_ENABLED', 'Enable Alexmos Gimbal', 0, "MOUNT"),
     Feature('Gimbal', 'GREMSY', 'HAL_MOUNT_GREMSY_ENABLED', 'Enable Gremsy Gimbal', 0, "MOUNT"),
     Feature('Gimbal', 'SERVO', 'HAL_MOUNT_SERVO_ENABLED', 'Enable Servo Gimbal', 0, "MOUNT"),
+    Feature('Gimbal', 'SIYI', 'HAL_MOUNT_SIYI_ENABLED', 'Enable Siyi Gimbal', 0, "MOUNT"),
     Feature('Gimbal', 'SOLOGIMBAL', 'HAL_SOLO_GIMBAL_ENABLED', 'Enable Solo Gimbal', 0, "MOUNT"),
     Feature('Gimbal', 'STORM32_MAVLINK', 'HAL_MOUNT_STORM32MAVLINK_ENABLED', 'Enable SToRM32 MAVLink Gimbal', 0, "MOUNT"),
     Feature('Gimbal', 'STORM32_SERIAL', 'HAL_MOUNT_STORM32SERIAL_ENABLED', 'Enable SToRM32 Serial Gimbal', 0, "MOUNT"),