diff --git a/README.md b/README.md
index 0d9fecd8501ee60951158e7242dd6c050f8588d2..4af94fb0fcae0d8c6d3eede474bd40c53db9e15b 100644
--- a/README.md
+++ b/README.md
@@ -113,7 +113,7 @@ DeepSparkHub甄选上百个应用算法和模型，覆盖AI和通用计算各领
 [SATRN](cv/ocr/satrn/pytorch/base/README.md)  | PyTorch | OCR_Recog
 [PSE](cv/ocr/pse/paddlepaddle/README.md)  | PaddlePaddle | OCR_Recog
 [CRNN](cv/ocr/crnn/paddlepaddle/README.md)  | PaddlePaddle | LMDB
-[PP-OCR DB](cv/ocr/pp-ocr-db/paddlepaddle/README.md)  | PaddlePaddle | ICDAR2015
+[PP-OCR-DB](cv/ocr/pp-ocr-db/paddlepaddle/README.md)  | PaddlePaddle | ICDAR2015
 ### Point Cloud
 
 模型名称 | 框架 | 数据集 
diff --git a/cv/ocr/pp-ocr db/paddlepaddle/README.md b/cv/ocr/pp-ocr-db/paddlepaddle/README.md
similarity index 97%
rename from cv/ocr/pp-ocr db/paddlepaddle/README.md
rename to cv/ocr/pp-ocr-db/paddlepaddle/README.md
index f897bf3277ddb5f0f3d0b0936ef3a80aa7acaf82..15ecf837710f076d4d62c488ba96bed144d1dd4a 100644
--- a/cv/ocr/pp-ocr db/paddlepaddle/README.md	
+++ b/cv/ocr/pp-ocr-db/paddlepaddle/README.md
@@ -1,4 +1,4 @@
-# PP-OCR DB
+# PP-OCR-DB
 
 ## Step 1: Installing
 ```bash
@@ -26,7 +26,7 @@ drwxr-xr-x 2 root root    24576 Jul 21 15:53 icdar_c4_train_imgs
 
 ```
 
-## Step 3: Run PP-OCR DB
+## Step 3: Run PP-OCR-DB
 
 ```bash
 # Notice: modify "configs/det/det_mv3_db.yml" file, set the datasets path as yours.