diff --git a/api/@ohos.window.d.ts b/api/@ohos.window.d.ts
index 868d38934dcaecbf529b13934f6d49f7003b2166..62d9ac3eb79d51fadb8fedd22cc38b97fdcea244 100644
--- a/api/@ohos.window.d.ts
+++ b/api/@ohos.window.d.ts
@@ -86,6 +86,7 @@ declare namespace window {
    * @param id Indicates window id.
    * @param type Indicates window type.
    * @systemapi Hide this for inner system use.
+   * @permission ohos.permission.SYSTEM_FLOAT_WINDOW
    * @since 8
    */
   function create(ctx: Context, id: string, type: WindowType): Promise<Window>;