diff --git a/Merge/front/src/components/PostDetailJWLLL.jsx b/Merge/front/src/components/PostDetailJWLLL.jsx
index cc5eb96..adc2a0c 100644
--- a/Merge/front/src/components/PostDetailJWLLL.jsx
+++ b/Merge/front/src/components/PostDetailJWLLL.jsx
@@ -6,6 +6,7 @@
 import FollowButton from './FollowButton'
 import postsAPI from '../api/posts_api'
 import '../style/PostDetail.css'
+import dayjs from 'dayjs'
 
 export default function PostDetail() {
   const { id } = useParams()
@@ -239,7 +240,7 @@
             <div className="author-details">
               <span className="author-name">{authorInfo?.username || authorInfo?.nickname || post.author || '匿名用户'}</span>
               <span className="post-date">
-                {post.create_time ? new Date(post.create_time).toLocaleDateString('zh-CN') : '未知时间'}
+                {post.created_at ? dayjs(post.created_at).format('YYYY-MM-DD HH:mm:ss') : '未知时间'}
               </span>
               {/* 关注按钮 */}
               {post.user_id && (
