diff --git a/openpilot/starpilot/lateral/controller_selection.py b/openpilot/starpilot/lateral/controller_selection.py
index 5b68056066..377d3139b6 100644
--- a/openpilot/starpilot/lateral/controller_selection.py
+++ b/openpilot/starpilot/lateral/controller_selection.py
@@ -175,7 +175,8 @@ def default_selection(CP) -> ControllerSelection:
   policy = policy_for(CP)
   from openpilot.starpilot.lateral.hkg_vehicle_policy import PROFILES
   forte_non_scc = policy == 'kia_forte' and str(CP.carFingerprint) in ('KIA_FORTE_2019_NON_SCC', 'KIA_FORTE_2021_NON_SCC')
-  mode = ControllerMode.STARPILOT if policy and policy != 'generic' and (policy not in PROFILES or forte_non_scc) else ControllerMode.STANDARD
+  dom_default = forte_non_scc or policy == 'kia_carnival'
+  mode = ControllerMode.STARPILOT if policy and policy != 'generic' and (policy not in PROFILES or dom_default) else ControllerMode.STANDARD
   return ControllerSelection(mode, policy, 'default')
 
 
diff --git a/openpilot/starpilot/lateral/tests/test_hkg_torque_context.py b/openpilot/starpilot/lateral/tests/test_hkg_torque_context.py
index 90fd9c308b..409f322fa0 100644
--- a/openpilot/starpilot/lateral/tests/test_hkg_torque_context.py
+++ b/openpilot/starpilot/lateral/tests/test_hkg_torque_context.py
@@ -26,7 +26,7 @@ from openpilot.starpilot.lateral import hkg_vehicle_shaping as shaping
 def test_actual_controller_context_defaults_live_tune_limits_and_off(monkeypatch, vehicle, helper, speed, curvature, direction, pressed):
   cp = interfaces[vehicle].get_non_essential_params(vehicle)
   ci = interfaces[vehicle](cp)
-  assert default_selection(cp).mode == ControllerMode.STANDARD
+  assert default_selection(cp).mode == (ControllerMode.STARPILOT if vehicle == CAR.KIA_CARNIVAL_HEV_4TH_GEN else ControllerMode.STANDARD)
   native = LatControlTorque(cp.as_reader(), ci, 0.01, controller_mode=ControllerMode.STANDARD)
   assert native.starpilot_extension is None
   actual = LatControlTorque(cp.as_reader(), ci, 0.01, controller_mode=ControllerMode.STARPILOT)
diff --git a/openpilot/starpilot/lateral/tests/test_hkg_vehicle_policy.py b/openpilot/starpilot/lateral/tests/test_hkg_vehicle_policy.py
index 6e376679fd..59f4a0135e 100644
--- a/openpilot/starpilot/lateral/tests/test_hkg_vehicle_policy.py
+++ b/openpilot/starpilot/lateral/tests/test_hkg_vehicle_policy.py
@@ -14,7 +14,8 @@ CASES = [(vehicle, profile, factor) for profile, (vehicles, factor) in PROFILES.
 def test_exact_profile_defaults_and_saved_controller_selection(vehicle, profile, factor):
   cp = interfaces[vehicle].get_non_essential_params(vehicle)
   assert policy_for(cp) == profile
-  expected = (ControllerMode.STARPILOT if vehicle in (CAR.KIA_FORTE_2019_NON_SCC, CAR.KIA_FORTE_2021_NON_SCC)
+  expected = (ControllerMode.STARPILOT if vehicle in (CAR.KIA_FORTE_2019_NON_SCC, CAR.KIA_FORTE_2021_NON_SCC,
+                                                                    CAR.KIA_CARNIVAL_2025, CAR.KIA_CARNIVAL_HEV_4TH_GEN)
               else ControllerMode.STANDARD)
   assert default_selection(cp).mode == expected
   for raw in (b'{', b'{"version":true,"vehicles":{}}', b'{"version":1,"vehicles":{},"vehicles":{}}', b'x' * 4097):
diff --git a/prebuilt.json b/prebuilt.json
index ce6a1d3a85..e69cf80876 100644
--- a/prebuilt.json
+++ b/prebuilt.json
@@ -1 +1 @@
-{"protected_inventory_sha256": "fcd05ae38a6a2a27e0d5e38347a880f1eb9cee25539646aede1c9cdeeabd1bdb", "schema_version": 1}
+{"protected_inventory_sha256": "2b8f1d352687ec27b020fd227cedcce3210daa40133ac6c6f42ee6b7e04b502b", "schema_version": 1}