diff --git a/inc/helpers/comments/item.php b/inc/helpers/comments/item.php
index 2c1d3372..10e69cc1 100644
--- a/inc/helpers/comments/item.php
+++ b/inc/helpers/comments/item.php
@@ -158,7 +158,9 @@ if (!function_exists('aksrt_get_comments_action_dropdown_html')) :
 
 		if (!empty($perms['can_pin']) && (int) $comment->comment_parent === 0) {
 			$label  = $is_pinned ? __('取消置顶', 'aksrt') : __('设置置顶', 'aksrt');
-			$lists .= '<li><a class="comment-topping wp-ajax-submit" data-comment-action="pin" data-pinned="' . ($is_pinned ? '1' : '0') . '" href="javascript:;"><i class="fa fa-thumbtack mr10 fa-fw" aria-hidden="true"></i>' . esc_html($label) . '</a></li>';
+			// 不带 zibll 的 wp-ajax-submit 类：vendor main.min.js 会全局代理该类并向
+			// admin-ajax 发空 action 请求（400 "0"），置顶走 data-comment-action REST。
+			$lists .= '<li><a class="comment-topping" data-comment-action="pin" data-pinned="' . ($is_pinned ? '1' : '0') . '" href="javascript:;"><i class="fa fa-thumbtack mr10 fa-fw" aria-hidden="true"></i>' . esc_html($label) . '</a></li>';
 		}
 		if (!empty($perms['can_edit'])) {
 			$lists .= '<li><a class="comment-edit-link" data-commentid="' . (int) $comment->comment_ID . '" data-postid="' . (int) $comment->comment_post_ID . '" href="javascript:;"><i class="fa fa-edit mr10 fa-fw" aria-hidden="true"></i>' . esc_html__('编辑', 'aksrt') . '</a></li>';