diff --git a/aip_x1_1_launch/config/ground_segmentation/ground_segmentation.param.yaml b/aip_x1_1_launch/config/ground_segmentation/ground_segmentation.param.yaml
index f46812f1..a2bf210a 100644
--- a/aip_x1_1_launch/config/ground_segmentation/ground_segmentation.param.yaml
+++ b/aip_x1_1_launch/config/ground_segmentation/ground_segmentation.param.yaml
@@ -9,10 +9,10 @@
 
     common_crop_box_filter:
       parameters:
-        min_x: -100.0
-        max_x: 150.0
-        min_y: -70.0
-        max_y: 70.0
+        min_x: -50.0
+        max_x: 100.0
+        min_y: -50.0
+        max_y: 50.0
         margin_max_z: 0.0  # to extend the crop box max_z from vehicle_height
         margin_min_z: -0.5 # to extend the crop box min_z from ground
         negative: False