diff --git a/api/@ohos.hidebug.d.ts b/api/@ohos.hidebug.d.ts
index f5e17b220b60315ddedd8758f66fc86027d715ca..09e116363591e3fb188833dbeeb07db2c6b593e5 100644
--- a/api/@ohos.hidebug.d.ts
+++ b/api/@ohos.hidebug.d.ts
@@ -130,6 +130,7 @@ declare namespace hidebug {
      * @return - sa dumped file name return.
      * @since 9
      * @syscap SystemCapability.HiviewDFX.HiProfiler.HiDebug
+     * @systemapi hide this for inner system use
      */
     function getServiceDump(serviceid : number) : string;
 }