diff --git a/autoware_launch/config/perception/traffic_light_arbiter/traffic_light_arbiter.param.yaml b/autoware_launch/config/perception/traffic_light_arbiter/traffic_light_arbiter.param.yaml
index 5dc2b62eaa..dfe12ff352 100644
--- a/autoware_launch/config/perception/traffic_light_arbiter/traffic_light_arbiter.param.yaml
+++ b/autoware_launch/config/perception/traffic_light_arbiter/traffic_light_arbiter.param.yaml
@@ -3,3 +3,4 @@
     external_time_tolerance: 5.0
     perception_time_tolerance: 1.0
     external_priority: false
+    enable_signal_matching: false
diff --git a/autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_path_planner/start_planner/start_planner.param.yaml b/autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_path_planner/start_planner/start_planner.param.yaml
index 3fed8bd726..2c55e9fad5 100644
--- a/autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_path_planner/start_planner/start_planner.param.yaml
+++ b/autoware_launch/config/planning/scenario_planning/lane_driving/behavior_planning/behavior_path_planner/start_planner/start_planner.param.yaml
@@ -38,6 +38,7 @@
       backward_path_update_duration: 3.0
       ignore_distance_from_lane_end: 15.0
       # turns signal
+      prepare_time_before_start: 0.0
       th_turn_signal_on_lateral_offset: 1.0
       intersection_search_length: 30.0
       length_ratio_for_turn_signal_deactivation_near_intersection: 0.5