diff --git a/configs/dcn/yolov3_r50vd_dcn.yml b/configs/dcn/yolov3_r50vd_dcn.yml
index ecc28df5d97ee07279ac1d277ea6f18892219ca0..1525bcb997a271b3759f74c35e6ff713f354042b 100755
--- a/configs/dcn/yolov3_r50vd_dcn.yml
+++ b/configs/dcn/yolov3_r50vd_dcn.yml
@@ -8,7 +8,7 @@ log_smooth_window: 20
 save_dir: output
 snapshot_iter: 20000
 metric: COCO
-pretrain_weights: /paddle-imagenet-models-name.bj.bcebos.com/ResNet50_vd_pretrained.tar 
+pretrain_weights: https://paddle-imagenet-models-name.bj.bcebos.com/ResNet50_vd_pretrained.tar 
 weights: output/yolov3_r50vd_dcn/model_final
 num_classes: 80