diff --git a/inc/theme-widgets.php b/inc/theme-widgets.php
index 94b93cb..dcdbf4a 100644
--- a/inc/theme-widgets.php
+++ b/inc/theme-widgets.php
@@ -3,7 +3,7 @@
  * 侧栏小工具
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2021.04.15
+ * @version 2021.05.18
  */
 
 // 添加小工具
@@ -112,7 +112,8 @@ function latest_comments($list_number=5, $cut_length=50)
     global $wpdb, $output;
     $comments = $wpdb->get_results("SELECT comment_ID, comment_post_ID, comment_author, comment_date_gmt, comment_content FROM {$wpdb->comments} LEFT OUTER JOIN {$wpdb->posts} ON {$wpdb->comments}.comment_post_ID = {$wpdb->posts}.ID WHERE comment_approved = '1' AND (comment_type = '' OR comment_type = 'comment') AND user_id != '1' AND post_password = '' ORDER BY comment_date_gmt DESC LIMIT {$list_number}");
     foreach ($comments as $comment) {
-        $output .= '<a href="' . get_the_permalink($comment->comment_post_ID) . '#commentform"> <div class="meta clearfix"> <div class="avatar float-left">' . get_avatar($comment, 60) . '</div> <div class="profile d-block"> <span class="date">' . esc_attr($comment->comment_author) . ' ' . __('发布于 ', 'kratos') . timeago($comment->comment_date_gmt) . '</span> <span class="message d-block">' . convert_smilies(esc_attr(string_cut(strip_tags($comment->comment_content), $cut_length))) . '</span> </div> </div> </a>';
+        $nickname = esc_attr($comment->comment_author) ?: __('匿名', 'kratos');
+        $output .= '<a href="' . get_the_permalink($comment->comment_post_ID) . '#commentform"> <div class="meta clearfix"> <div class="avatar float-left">' . get_avatar($comment, 60) . '</div> <div class="profile d-block"> <span class="date">' . $nickname . ' ' . __('发布于 ', 'kratos') . timeago($comment->comment_date_gmt) . '</span> <span class="message d-block">' . convert_smilies(esc_attr(string_cut(strip_tags($comment->comment_content), $cut_length))) . '</span> </div> </div> </a>';
     }
     return $output;
 }