diff --git a/docs/model_export.md b/docs/model_export.md
index 4389f2d07f445b861890f6ed0d3573e471bee72d..eab31fddb4c590403726b504c340ae0155bd952b 100644
--- a/docs/model_export.md
+++ b/docs/model_export.md
@@ -18,4 +18,4 @@
 python pdseg/export_model.py --cfg configs/unet_pet.yaml TEST.TEST_MODEL test/saved_models/unet_pet/final
 ```
 
-模型会导出到freeze_model目录
+预测模型会导出到`freeze_model`目录，用于C++预测的模型配置会导出到`freeze_model/deploy.yaml`下