diff --git a/arkui/ace_engine/native/native_dialog.h b/arkui/ace_engine/native/native_dialog.h
index 95b1a6cbefda04982a2e908f85bc796178a4954b..d7e59c30d2eb99a2f2c6f17b6491d1bd6d8357fe 100644
--- a/arkui/ace_engine/native/native_dialog.h
+++ b/arkui/ace_engine/native/native_dialog.h
@@ -253,6 +253,18 @@ typedef struct {
     */
     int32_t (*registerOnWillDismiss)(ArkUI_NativeDialogHandle handle, ArkUI_OnWillDismissEvent eventHandler);
     /**
+    * @brief Sets the display order for a custom dialog box.
+    *
+    * @note This method must be called before the <b>show</b> method.
+    * @param handle Indicates the pointer to the custom dialog box controller.
+    * @param levelOrder Indicates the display order.
+    * @return Returns the error code.
+    *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+    *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
+    * @since 16
+    */
+    int32_t (*setLevelOrder)(ArkUI_NativeDialogHandle handle, int32_t levelOrder);
+    /**
     * @brief Shows a custom dialog box.
     *
     * @param handle Indicates the pointer to the custom dialog box controller.