diff --git a/autoware_launch/config/planning/scenario_planning/common/motion_velocity_smoother/motion_velocity_smoother.param.yaml b/autoware_launch/config/planning/scenario_planning/common/motion_velocity_smoother/motion_velocity_smoother.param.yaml
index 868b1bd15c..1fc5d3d670 100644
--- a/autoware_launch/config/planning/scenario_planning/common/motion_velocity_smoother/motion_velocity_smoother.param.yaml
+++ b/autoware_launch/config/planning/scenario_planning/common/motion_velocity_smoother/motion_velocity_smoother.param.yaml
@@ -7,12 +7,19 @@
     # external velocity limit parameter
     margin_to_insert_external_velocity_limit: 0.3   #  margin distance to insert external velocity limit [m]
 
-    # curve parameters
+    # -- curve parameters  --
+    # common parameters
+    curvature_calculation_distance: 5.0         # distance of points while curvature is calculating for the steer rate and lateral acceleration limit [m]
+    # lateral acceleration limit parameters
     max_lateral_accel: 1.0             # max lateral acceleration limit [m/ss]
     min_curve_velocity: 2.74            # min velocity at lateral acceleration limit and steering angle rate limit [m/s]
     decel_distance_before_curve: 3.5   # slow speed distance before a curve for lateral acceleration limit
     decel_distance_after_curve: 2.0    # slow speed distance after a curve for lateral acceleration limit
     min_decel_for_lateral_acc_lim_filter: -2.5  # deceleration limit applied in the lateral acceleration filter to avoid sudden braking [m/ss]
+    # steering angle rate limit parameters
+    max_steering_angle_rate: 40.0            # maximum steering angle rate [degree/s]
+    resample_ds: 0.1                         # distance between trajectory points [m]
+    curvature_threshold: 0.02                # if curvature > curvature_threshold, steeringRateLimit is triggered [1/m]
 
     # engage & replan parameters
     replan_vel_deviation: 5.53         # velocity deviation to replan initial velocity [m/s]
@@ -48,11 +55,7 @@
     post_sparse_resample_dt: 0.1             # resample time interval for sparse sampling [s]
     post_sparse_min_interval_distance: 1.0   # minimum points-interval length for sparse sampling [m]
 
-    # steering angle rate limit parameters
-    max_steering_angle_rate: 40.0            # maximum steering angle rate [degree/s]
-    resample_ds: 0.1                         # distance between trajectory points [m]
-    curvature_threshold: 0.02                # if curvature > curvature_threshold, steeringRateLimit is triggered [1/m]
-    curvature_calculation_distance: 1.0      # distance of points while curvature is calculating [m]
+
 
     # system
     over_stop_velocity_warn_thr: 1.389       # used to check if the optimization exceeds the input velocity on the stop point