diff --git a/lib/cache/local_file_cache.js b/lib/cache/local_file_cache.js
index 482b7bb5..75ee4f7d 100644
--- a/lib/cache/local_file_cache.js
+++ b/lib/cache/local_file_cache.js
@@ -10,7 +10,14 @@ export async function getCacheFromFile (key) {
   const exist = await fs.existsSync(jsonFile)
   if (!exist) return null
   const data = await fs.readFileSync(jsonFile)
-  const json = data ? JSON.parse(data) : {}
+  let json = null
+  if (!data) return null
+  try {
+    json = JSON.parse(data)
+  } catch (error) {
+    console.error('读取JSON缓存文件失败', data)
+    return null
+  }
   // 缓存超过有效期就作废
   const cacheValidTime = new Date(parseInt(json[key + '_expire_time']) + cacheInvalidSeconds)
   const currentTime = new Date()
diff --git a/pages/article/[slug].js b/pages/article/[slug].js
index a37923e6..bc9e7688 100644
--- a/pages/article/[slug].js
+++ b/pages/article/[slug].js
@@ -152,10 +152,7 @@ const ArticleDetail = ({ post, blockMap, tags, prev, next, allPosts, categories
 }
 
 export async function getStaticPaths () {
-  let posts = []
-  if (BLOG.isProd) {
-    posts = await getAllPosts({ from: 'slug - paths', includePage: true })
-  }
+  const posts = await getAllPosts({ from: 'slug - paths', includePage: true })
   return {
     paths: posts.map(row => `${BLOG.path}/article/${row.slug}`),
     fallback: true
diff --git a/public/sitemap.xml b/public/sitemap.xml
index ae2d5fa5..387cdfc1 100644
--- a/public/sitemap.xml
+++ b/public/sitemap.xml
@@ -1,9 +1,71 @@
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\ No newline at end of file