diff --git a/blog.config.js b/blog.config.js
index 76ab5d35..3dbd6a1d 100644
--- a/blog.config.js
+++ b/blog.config.js
@@ -22,7 +22,7 @@ const BLOG = {
   PATH: '', // leave this empty unless you want to deploy in a folder
 
   POST_LIST_STYLE: 'page', // ['page','scroll] 文章列表样式:页码分页、单页滚动加载
-  POST_LIST_PREVIEW: false, //  是否在列表加载文章预览
+  POST_LIST_PREVIEW: process.env.NEXT_PUBLIC_POST_PREVIEW || 'false', //  是否在列表加载文章预览
   POST_PREVIEW_LINES: 12, // 预览博客行数
   POSTS_PER_PAGE: 6, // post counts per page
   POSTS_SORT_BY: 'notion', // 排序方式 'date'按时间,'notion'由notion控制
diff --git a/pages/index.js b/pages/index.js
index 02a15885..8691c8ee 100644
--- a/pages/index.js
+++ b/pages/index.js
@@ -28,7 +28,7 @@ export async function getStaticProps () {
       BLOG.POSTS_PER_PAGE * (page - 1),
       BLOG.POSTS_PER_PAGE * page
     )
-    if (BLOG.POST_LIST_PREVIEW) {
+    if (BLOG.POST_LIST_PREVIEW === 'true') {
       for (const i in postsToShow) {
         const post = postsToShow[i]
         const blockMap = await getPostBlocks(post.id, 'slug', BLOG.POST_PREVIEW_LINES)
diff --git a/pages/page/[page].js b/pages/page/[page].js
index 0149f12d..0c3d62e5 100644
--- a/pages/page/[page].js
+++ b/pages/page/[page].js
@@ -45,7 +45,7 @@ export async function getStaticProps ({ params: { page } }) {
     BLOG.POSTS_PER_PAGE * (page - 1),
     BLOG.POSTS_PER_PAGE * page
   )
-  if (BLOG.POST_LIST_PREVIEW) {
+  if (BLOG.POST_LIST_PREVIEW === 'true') {
     for (const i in postsToShow) {
       const post = postsToShow[i]
       const blockMap = await getPostBlocks(post.id, 'slug', BLOG.POST_PREVIEW_LINES)