diff --git a/pretrained_model/download_model.py b/pretrained_model/download_model.py
index 4e13282399fd44c0c3a6f8d7657d3d464fad142e..b175e17bd2ef122f84428ca7d6614805268ff139 100644
--- a/pretrained_model/download_model.py
+++ b/pretrained_model/download_model.py
@@ -43,7 +43,8 @@ model_urls = {
     "https://paddleseg.bj.bcebos.com/deeplab_mobilenet_x1_0_coco.tgz",
     "deeplabv3p_xception65_bn_coco":
     "https://paddleseg.bj.bcebos.com/models/xception65_coco.tgz",
-    "unet_bn_coco": "https://paddleseg.bj.bcebos.com/models/unet_coco_v3.tgz",
+    "unet_bn_coco":
+    "https://paddleseg.bj.bcebos.com/models/unet_coco_v3.tgz",
 
     # Cityscapes pretrained
     "deeplabv3p_mobilenetv2-1-0_bn_cityscapes":
@@ -52,9 +53,10 @@ model_urls = {
     "https://paddleseg.bj.bcebos.com/models/deeplabv3p_xception65_cityscapes.tgz",
     "deeplabv3p_xception65_bn_cityscapes":
     "https://paddleseg.bj.bcebos.com/models/xception65_bn_cityscapes.tgz",
-    "unet_bn_coco": "https://paddleseg.bj.bcebos.com/models/unet_coco_v3.tgz",
+    "unet_bn_coco":
+    "https://paddleseg.bj.bcebos.com/models/unet_coco_v3.tgz",
     "icnet_bn_cityscapes":
-    "https://paddleseg.bj.bcebos.com/models/icnet6831.tar.gz"
+    "https://paddleseg.bj.bcebos.com/models/icnet_cityscapes.tar.gz"
 }
 
 if __name__ == "__main__":