diff --git a/pretrain_models/readme.md b/pretrain_models/readme.md
index ea9a71010e39f1e19673f06947092cf113619fe0..495acd43295db38863edcf85e2d143fcca4a210e 100644
--- a/pretrain_models/readme.md
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@@ -1,4 +1,5 @@
 预训练模型下载：
+
 ch_PP-OCRv4_det_server_train：https://paddleocr.bj.bcebos.com/PP-OCRv4/chinese/ch_PP-OCRv4_det_server_train.tar
 
 ch_PP-OCRv4_rec_server_train：https://paddleocr.bj.bcebos.com/PP-OCRv4/chinese/ch_PP-OCRv4_rec_server_train.tar