diff --git a/selfdrive/test/process_replay/migration.py b/selfdrive/test/process_replay/migration.py
index 39d5452b6b..02cd9b6d71 100644
--- a/selfdrive/test/process_replay/migration.py
+++ b/selfdrive/test/process_replay/migration.py
@@ -13,7 +13,7 @@ from opendbc.car.gm.values import GMSafetyFlags
 from openpilot.selfdrive.modeld.constants import ModelConstants
 from openpilot.selfdrive.modeld.fill_model_msg import fill_xyz_poly, fill_lane_line_meta
 from openpilot.selfdrive.test.process_replay.vision_meta import meta_from_encode_index
-from openpilot.selfdrive.controls.lib.longitudinal_planner import get_accel_from_plan
+from openpilot.selfdrive.controls.lib.longitudinal_planner import get_accel_from_plan, CONTROL_N_T_IDX
 from openpilot.system.manager.process_config import managed_processes
 from openpilot.tools.lib.logreader import LogIterable
 
@@ -109,7 +109,7 @@ def migrate_longitudinalPlan(msgs):
     if msg.which() != 'longitudinalPlan':
       continue
     new_msg = msg.as_builder()
-    a_target, should_stop = get_accel_from_plan(msg.longitudinalPlan.speeds, msg.longitudinalPlan.accels)
+    a_target, should_stop = get_accel_from_plan(msg.longitudinalPlan.speeds, msg.longitudinalPlan.accels, CONTROL_N_T_IDX)
     new_msg.longitudinalPlan.aTarget, new_msg.longitudinalPlan.shouldStop = float(a_target), bool(should_stop)
     ops.append((index, new_msg.as_reader()))
   return ops, [], []