diff --git a/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets b/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
index d829289006e098fdeb2b1992e299b3a1fcf1547a..d4c0577bdf19b87ebf163994bfa7ea3548ef3277 100644
--- a/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
+++ b/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
@@ -408,73 +408,53 @@ class fileIo {
     });
   }
 
-  static native mkdirSync(path: string): int;
+  static native mkdirSync(path: string): void;
 
-  static native mkdirSync(path: string, recursion: boolean): int;
+  static native mkdirSync(path: string, recursion: boolean): void;
 
-  static mkdir(path: string): Promise<int> {
-    return new Promise<int>((resolve: (result: int) => void, reject: (e: BusinessError<void>) => void) => {
-      const mkdirSyncWrapper = (path: string) => fileIo.mkdirSync(path);
-      let promise = taskpool.execute(mkdirSyncWrapper, path);
+  static mkdir(path: string): Promise<void> {
+    return new Promise<void>((resolve: (result: undefined) => void,
+      reject: (e: BusinessError<void>) => void): void => {
+      let promise = taskpool.execute((path: string): void => fileIo.mkdirSync(path), path);
       promise.then((ret: NullishType) => {
-        let result = ret as int
-        if (ret === null || ret === undefined) {
-          let err = new BusinessError<void>(-1, "");
-
-          reject(err);
-        } else {
-          resolve(result);
-        }
+        resolve(undefined);
+      }).catch((e: BusinessError): void => {
+        reject(e);
       });
     });
   }
 
-  static mkdir(path: string, callback: AsyncCallback<int, void>): void {
-    const mkdirSyncWrapper = (path: string) => fileIo.mkdirSync(path);
-    let promise = taskpool.execute(mkdirSyncWrapper, path);
+  static mkdir(path: string, callback: AsyncCallback<void>): void {
+    let promise = taskpool.execute((path: string): void => fileIo.mkdirSync(path), path);
     promise.then((ret: NullishType) => {
-      let err = new BusinessError<void>(-1, "");
-      if (ret === null || ret === undefined) {
-        err.code = -1
-        callback(err, undefined)
-      } else {
-        err.code = 0
-        let r = ret as int;
-        callback(err, r);
-      }
+      let e = new BusinessError(0, "");
+      callback(e, undefined);
+    }).catch((e: BusinessError): void => {
+      callback(e, undefined);
     });
   }
 
-  static mkdir(path: string, recursion: boolean): Promise<int> {
-    return new Promise<int>((resolve: (result: int) => void, reject: (e: BusinessError<void>) => void) => {
-      const mkdirSyncWrapper = (path: string, recursion: boolean) => fileIo.mkdirSync(path, recursion);
-      let promise = taskpool.execute(mkdirSyncWrapper, path, recursion);
+  static mkdir(path: string, recursion: boolean): Promise<void> {
+    return new Promise<void>((resolve: (result: undefined) => void,
+      reject: (e: BusinessError<void>) => void): void => {
+      let promise = taskpool.execute((path: string, recursion: boolean): void =>
+        fileIo.mkdirSync(path, recursion), path, recursion);
       promise.then((ret: NullishType) => {
-        let result = ret as int
-        if (ret === null || ret === undefined) {
-          let err = new BusinessError<void>(-1, "");
-
-          reject(err);
-        } else {
-          resolve(result);
-        }
+        resolve(undefined);
+      }).catch((e: BusinessError): void => {
+        reject(e);
       });
     });
   }
 
-  static mkdir(path: string, recursion: boolean, callback: AsyncCallback<int, void>): void {
-    const mkdirSyncWrapper = (path: string, recursion: boolean,) => fileIo.mkdirSync(path, recursion);
-    let promise = taskpool.execute(mkdirSyncWrapper, path, recursion);
+  static mkdir(path: string, recursion: boolean, callback: AsyncCallback<void>): void {
+    let promise = taskpool.execute((path: string, recursion: boolean): void =>
+      fileIo.mkdirSync(path, recursion), path, recursion);
     promise.then((ret: NullishType) => {
-      let err = new BusinessError<void>(-1, "");
-      if (ret === null || ret === undefined) {
-        err.code = -1
-        callback(err, undefined)
-      } else {
-        err.code = 0
-        let r = ret as int;
-        callback(err, r);
-      }
+      let e = new BusinessError(0, "");
+      callback(e, undefined);
+    }).catch((e: BusinessError): void => {
+      callback(e, undefined);
     });
   }
 
diff --git a/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.cpp b/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.cpp
index 12251930bd6e502d144f470aabe70eb8174b61a3..1cade2802e4d9896901e95d43526c93bd72bde1b 100644
--- a/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.cpp
+++ b/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.cpp
@@ -24,34 +24,32 @@ namespace FileManagement {
 namespace ModuleFileIO {
 namespace ANI {
 
-ani_int MkdirkAni::MkdirSync0(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path)
+void MkdirkAni::MkdirSync0(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path)
 {
     auto [succ, pathStr] = TypeConverter::ToUTF8String(env, path);
     if (!succ) {
         HILOGE("Invalid path");
-        return -1;
+        return;
     }
     auto ret = MkdirCore::DoMkdir(pathStr);
     if (!ret.IsSuccess()) {
         HILOGE("Mkdir failed");
-        return -1;
+        return;
     }
-    return 0;
 }
 
-ani_int MkdirkAni::MkdirSync1(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path, ani_boolean recursion)
+void MkdirkAni::MkdirSync1(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path, ani_boolean recursion)
 {
     auto [succ, pathStr] = ANI::TypeConverter::ToUTF8String(env, path);
     if (!succ) {
         HILOGE("Invalid path");
-        return -1;
+        return;
     }
     auto ret = MkdirCore::DoMkdir(pathStr, recursion);
     if (!ret.IsSuccess()) {
         HILOGE("DoMkdir failed");
-        return -1;
+        return;
     }
-    return 0;
 }
 
 } // namespace ANI
diff --git a/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.h b/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.h
index fa342d959ac8df83655847961eb7cecbf2cf8b74..8ed780e9619e99f3390c2db0493d9063a9b37e33 100644
--- a/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.h
+++ b/interfaces/kits/js/src/mod_fs/properties/ani/mkdir_ani.h
@@ -25,8 +25,8 @@ namespace ANI {
 
 class MkdirkAni final {
 public:
-    static ani_int MkdirSync0(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path);
-    static ani_int MkdirSync1(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path, ani_boolean recursion);
+    static void MkdirSync0(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path);
+    static void MkdirSync1(ani_env *env, [[maybe_unused]] ani_class clazz, ani_string path, ani_boolean recursion);
 };
 
 } // namespace ANI