diff --git a/tools/infer/predict_det.py b/tools/infer/predict_det.py
index 484911c..5fdfecf 100644
--- a/tools/infer/predict_det.py
+++ b/tools/infer/predict_det.py
@@ -11,7 +11,7 @@
 
 import torch
 from pytorchocr.base_ocr_v20 import BaseOCRV20
-import tools.infer.pytorchocr_utility as utility
+import pytorchocr_utility as utility
 from pytorchocr.utils.utility import get_image_file_list, check_and_read_gif
 from pytorchocr.data import create_operators, transform
 from pytorchocr.postprocess import build_post_process