diff --git a/params/local_planner/ackermann_params.yaml b/params/local_planner/ackermann_params.yaml
index 46cc01c82005b80c5f1f8bc756eec0b31ae7b911..c200188958d6df21e37062b6dc33ed68d7090262 100644
--- a/params/local_planner/ackermann_params.yaml
+++ b/params/local_planner/ackermann_params.yaml
@@ -33,8 +33,8 @@ AckermannPlannerROS:
   max_trans_vel: 1.0
   min_trans_vel: -1.0
   max_trans_acc: 0.2
-  max_steer_angle: 0.4
-  min_steer_angle: -0.4
+  max_steer_angle: 0.5
+  min_steer_angle: -0.5
   max_steer_vel: 0.3
   min_steer_vel: -0.3
   max_steer_acc: 1.0