diff --git a/Tools/scripts/build_options.py b/Tools/scripts/build_options.py
index 5d31d44b38..c4266f4401 100644
--- a/Tools/scripts/build_options.py
+++ b/Tools/scripts/build_options.py
@@ -63,6 +63,7 @@ BUILD_OPTIONS = [
     Feature('MSP', 'MSP_RANGEFINDER', 'HAL_MSP_RANGEFINDER_ENABLED', 'Enable MSP Rangefinder', 0, 'MSP,OSD,RANGEFINDERS'),
     Feature('MSP', 'MSP_DISPLAYPORT', 'HAL_WITH_MSP_DISPLAYPORT', 'Enable MSP DisplayPort OSD (aka CANVAS MODE)', 0, 'MSP,OSD'),   # NOQA: E501
 
+    Feature('ICE', 'ICE Engine', 'AP_ICENGINE_ENABLED', 'Enable Internal Combustion Engine support', 0, None),
     Feature('ICE', 'EFI', 'HAL_EFI_ENABLED', 'Enable EFI Monitoring', 0, None),
     Feature('ICE', 'EFI_NMPWU', 'HAL_EFI_NWPWU_ENABLED', 'Enable EFI NMPMU', 0, None),
     Feature('ICE', 'GENERATOR', 'HAL_GENERATOR_ENABLED', 'Enable Generator', 0, None),