diff --git a/en/application-dev/napi/napi-guidelines.md b/en/application-dev/napi/napi-guidelines.md
index 54ebab553f18ecaf21aae4e52b5a95e4bdfe1192..8dd3d70e6b8eff49a67e97491625d5eff043acee 100644
--- a/en/application-dev/napi/napi-guidelines.md
+++ b/en/application-dev/napi/napi-guidelines.md
@@ -156,7 +156,7 @@ struct Index {
 // Declare the N-APIs exposed to ArkTS.
 export const add: (a: number, b: number) => number;
 export const nativeCallArkTS: (a: object) => number;
-```
+``` 
 
 ## Development Guidelines
 
@@ -181,4 +181,4 @@ The ArkCompiler protects JS object threads. Improper use may cause an applicatio
 
 ### Header File Import
 
-Import **napi/native_api.h**. Otherwise, an error indicating that the N-API cannot be found will be reported.
+Import **napi/native_api.h**. Otherwise, an error indicating that the N-API cannot be found will be reported.
\ No newline at end of file