diff --git a/configs/sample_person_shoe_two_stage.json b/configs/sample_person_shoe_two_stage.json
index 646e805..0f70eea 100644
--- a/configs/sample_person_shoe_two_stage.json
+++ b/configs/sample_person_shoe_two_stage.json
@@ -37,7 +37,7 @@
           "type": "ai_yolo",
           "role": "filter",
           "enable": true,
-          "infer_fps": 3,
+          "infer_fps": 2,
           "model_path": "./models/yolov8n-640.rknn",
           "model_version": "v8",
           "model_w": 640,
@@ -86,8 +86,8 @@
             "enable": true,
             "person_class_id": 0,
             "shoe_class_id": 1,
-            "debug_roi_class_id": 2,
-            "max_rois": 3,
+            "debug_roi_class_id": -1,
+            "max_rois": 2,
             "min_person_height": 80,
             "x_offset": -0.20,
             "y_offset": 0.68,
@@ -101,7 +101,7 @@
           "role": "filter",
           "enable": true,
           "draw_bbox": true,
-          "draw_text": true,
+          "draw_text": false,
           "use_rga_bbox": false,
           "labels": ["person", "shoe", "foot_roi"]
         },