diff --git a/configs/ppyolo/README.md b/configs/ppyolo/README.md
index b1490180e1626436bf5efa555150068f3fe73b06..c178de9d1d400fdfbb65004af40a6200fed2633d 100644
--- a/configs/ppyolo/README.md
+++ b/configs/ppyolo/README.md
@@ -175,7 +175,7 @@ For inference deployment or benchmard, model exported with `tools/export_model.p
 python tools/export_model.py -c configs/ppyolo/ppyolo_r50vd_dcn_1x_coco.yml -o weights=https://paddledet.bj.bcebos.com/models/ppyolo_r50vd_dcn_1x_coco.pdparams
 
 # inference with Paddle Inference library
-CUDA_VISIBLE_DEVICES=0 python deploy/python/infer.py --model_dir=output_inference/ppyolo_r50vd_dcn_1x_coco --image_file=../demo/000000014439_640x640.jpg --use_gpu=True
+CUDA_VISIBLE_DEVICES=0 python deploy/python/infer.py --model_dir=output_inference/ppyolo_r50vd_dcn_1x_coco --image_file=demo/000000014439_640x640.jpg --use_gpu=True
 ```
 
 
diff --git a/configs/ppyolo/README_cn.md b/configs/ppyolo/README_cn.md
index f5a6b18e40ee26d719f53cf1e30f7031a9020ddc..bbd1c0651f6949a6a66aa58435ca81d2874d2b35 100644
--- a/configs/ppyolo/README_cn.md
+++ b/configs/ppyolo/README_cn.md
@@ -173,7 +173,7 @@ PP-YOLO模型部署及推理benchmark需要通过`tools/export_model.py`导出
 python tools/export_model.py -c configs/ppyolo/ppyolo_r50vd_dcn_1x_coco.yml -o weights=https://paddledet.bj.bcebos.com/models/ppyolo_r50vd_dcn_1x_coco.pdparams
 
 # 预测库推理
-CUDA_VISIBLE_DEVICES=0 python deploy/python/infer.py --model_dir=output_inference/ppyolo_r50vd_dcn_1x_coco --image_file=../demo/000000014439_640x640.jpg --use_gpu=True
+CUDA_VISIBLE_DEVICES=0 python deploy/python/infer.py --model_dir=output_inference/ppyolo_r50vd_dcn_1x_coco --image_file=demo/000000014439_640x640.jpg --use_gpu=True
 ```