diff --git a/functions.php b/functions.php
index 4141aa9..d23fe81 100644
--- a/functions.php
+++ b/functions.php
@@ -56,9 +56,19 @@ function kjweji_register_tucao() {
         'supports'          => array('title', 'editor', 'author', 'thumbnail', 'comments'),
         'menu_position'     => 25,
         'menu_icon'         => 'dashicons-format-chat',
+        'supports'          => array('title', 'editor', 'author', 'thumbnail', 'comments'),
     ));
 }
 
+// 主题激活时，把已存在的 tucao 文章全部开放评论
+add_action('after_switch_theme', 'kjweji_open_tucao_comments');
+function kjweji_open_tucao_comments() {
+    $posts = get_posts(array('post_type' => 'tucao', 'posts_per_page' => -1, 'post_status' => 'any'));
+    foreach ($posts as $post) {
+        wp_update_post(array('ID' => $post->ID, 'comment_status' => 'open'));
+    }
+}
+
 // ── 摘要取前 2-3 句 ───────────────────────────
 // 摘要：取文章内容的前 N 个字符（在句号处截断）
 function kjweji_excerpt($max_sentences = 5, $max_chars = 300) {
diff --git a/style.css b/style.css
index 6d97bc0..08749d3 100644
--- a/style.css
+++ b/style.css
@@ -1,6 +1,6 @@
 /*
 Theme Name: 空笺未寄
-Version: 0.14.3
+Version: 0.14.4
 Requires at least: 6.0
 Requires PHP: 7.4
 License: MIT