diff --git a/api/@ohos.remoteFileShare.d.ts b/api/@ohos.remoteFileShare.d.ts
index 9d11afeb734268d1d07785167dd4426e0cece89b..fda193b5a1558c6bfb8ea5c540851ac674c2b3e8 100644
--- a/api/@ohos.remoteFileShare.d.ts
+++ b/api/@ohos.remoteFileShare.d.ts
@@ -18,7 +18,7 @@ import {AsyncCallback, Callback} from "./basic";
 /**
  * Provides remote file share APIs
  *
- * @since 8
+ * @since 9
  * @syscap  SystemCapability.FileManagement.File.DistributedFile
  */
 
@@ -26,26 +26,10 @@ declare namespace remoteFileShare {
   /**
    * Create the remote share path of src share file.
    *
-   * @since 8
+   * @since 9
    */
   function createSharePath(fd: number, cid: string, callback: AsyncCallback<number>): void;
   function createSharePath(fd: number, cid: string): Promise<number>;
-
-  /**
-   * set the SecurityLabel.
-   *
-   * @since 8
-   */
-  function setSecurityLabel(path:string, dataLevel:string, callback: AsyncCallback<void>): void;
-  function setSecurityLabel(path:string, dataLevel:string): Promise<void>;
-
-    /**
-   * get the SecurityLabel.
-   *
-   * @since 8
-   */
-  function getSecurityLabel(path:string, callback: AsyncCallback<string>): void;
-  function getSecurityLabel(path:string): Promise<string>;
 }
 
 export default remoteFileShare;
diff --git a/api/@ohos.securityLabel.d.ts b/api/@ohos.securityLabel.d.ts
new file mode 100644
index 0000000000000000000000000000000000000000..54bb3c22e4eec83019938aec1c05f65330b1245e
--- /dev/null
+++ b/api/@ohos.securityLabel.d.ts
@@ -0,0 +1,43 @@
+/*
+* Copyright (C) 2021 Huawei Device Co., Ltd.
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*     http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+import {AsyncCallback, Callback} from "./basic";
+
+/**
+ * Provides securityLabel APIs
+ *
+ * @since 9
+ * @syscap  SystemCapability.FileManagement.File.DistributedFile
+ */
+
+declare namespace securityLabel {
+  /**
+   * set the securityLabel.
+   *
+   * @since 9
+   */
+   function setSecurityLabel(path:string, dataLevel:string, callback: AsyncCallback<void>): void;
+   function setSecurityLabel(path:string, dataLevel:string): Promise<void>;
+ 
+     /**
+    * get the securityLabel.
+    *
+    * @since 9
+    */
+   function getSecurityLabel(path:string, callback: AsyncCallback<string>): void;
+   function getSecurityLabel(path:string): Promise<string>;
+}
+
+export default securityLabel;