diff --git a/deploy/cpp_infer/readme_en.md b/deploy/cpp_infer/readme_en.md
index c930f433b09694fd0ff3341f86a929b8bbd29973..e864bd341e615f406a1f785adae221929a52fb7c 100644
--- a/deploy/cpp_infer/readme_en.md
+++ b/deploy/cpp_infer/readme_en.md
@@ -145,11 +145,11 @@ Among them, `paddle` is the Paddle library required for C++ prediction later, an
 ```
 inference/
 |-- det_db
-|   |--inference.pdparams
-|   |--inference.pdimodel
+|   |--inference.pdiparams
+|   |--inference.pdmodel
 |-- rec_rcnn
-|   |--inference.pdparams
-|   |--inference.pdparams
+|   |--inference.pdiparams
+|   |--inference.pdmodel
 ```