diff --git a/configs/sample_person_shoe_two_stage.json b/configs/sample_person_shoe_two_stage.json
index 8710a0d..989460a 100644
--- a/configs/sample_person_shoe_two_stage.json
+++ b/configs/sample_person_shoe_two_stage.json
@@ -76,10 +76,10 @@
             "shoe_class_id": 1,
             "max_rois": 2,
             "min_person_height": 120,
-            "x_offset": -0.15,
-            "y_offset": 0.72,
-            "width_scale": 1.30,
-            "height_scale": 0.38
+            "x_offset": -0.20,
+            "y_offset": 0.68,
+            "width_scale": 1.40,
+            "height_scale": 0.50
           }
         },
         {