diff --git a/pages/[slug].js b/pages/[slug].js
index 2aef842a..d245e2b4 100644
--- a/pages/[slug].js
+++ b/pages/[slug].js
@@ -14,7 +14,7 @@ import Related from '@/components/Post/Related'
 
 import LayoutArticle from '@/components/Layout/Article'
 
-import { getPostBySlug, getAllPosts, getRelatedPost } from '@/lib/api'
+import { getPostBySlug, getAllPosts, getRelatedPost, DEFAULT_FIELDS } from '@/lib/api'
 import { SITE_METADATA } from '@/lib/constants'
 
 export default function Post ({ post, related, preview }) {
@@ -99,7 +99,7 @@ export async function getStaticProps ({ params }) {
 }
 
 export async function getStaticPaths () {
-  const posts = await getAllPosts(['slug'])
+  const posts = await getAllPosts(DEFAULT_FIELDS, 'id')
 
   return {
     paths: posts.map((post) => {
diff --git a/pages/en/[slug].js b/pages/en/[slug].js
index 3eda860d..a63484ca 100644
--- a/pages/en/[slug].js
+++ b/pages/en/[slug].js
@@ -14,7 +14,7 @@ import Related from '@/components/Post/Related'
 
 import LayoutArticle from '@/components/Layout/Article'
 
-import { getPostBySlug, getAllPosts, getRelatedPost } from '@/lib/api'
+import { getPostBySlug, getAllPosts, getRelatedPost, DEFAULT_FIELDS } from '@/lib/api'
 import { SITE_METADATA } from '@/lib/constants'
 
 export default function Post({ post, related, preview }) {
@@ -98,7 +98,7 @@ export async function getStaticProps({ params }) {
 }
 
 export async function getStaticPaths() {
-  const posts = await getAllPosts(['slug'], 'en')
+  const posts = await getAllPosts(DEFAULT_FIELDS, 'en')
 
   return {
     paths: posts.map((post) => {
diff --git a/scripts/rss-feed.js b/scripts/rss-feed.js
index 67890579..9037dba7 100644
--- a/scripts/rss-feed.js
+++ b/scripts/rss-feed.js
@@ -2,7 +2,7 @@ const fs = require('fs')
 const path = require('path')
 const Feed = require('feed').Feed
 
-const { getAllPosts } = require('../lib/api')
+const { getAllPosts, DEFAULT_FIELDS } = require('../lib/api')
 const { getAllTils } = require('../lib/tils')
 const { SITE_METADATA } = require('../lib/constants')
 
@@ -29,7 +29,7 @@ async function main () {
   })
 
   const posts = await getAllPosts(
-    ['title', 'date', 'slug', 'author', 'coverImage', 'excerpt'],
+    DEFAULT_FIELDS,
     'id'
   )
 
diff --git a/scripts/sitemap.js b/scripts/sitemap.js
index 656beec9..3250ed3b 100644
--- a/scripts/sitemap.js
+++ b/scripts/sitemap.js
@@ -2,13 +2,13 @@ const fs = require('fs')
 const path = require('path')
 const nanositemap = require('nanositemap')
 
-const { getAllPosts, getAllTags } = require('../lib/api')
+const { getAllPosts, getAllTags, DEFAULT_FIELDS } = require('../lib/api')
 const { getAllTils } = require('../lib/tils')
 const { SITE_METADATA } = require('../lib/constants')
 
 async function main () {
   const sitemapObj = {}
-  const posts = await getAllPosts(['date', 'slug'], 'id')
+  const posts = await getAllPosts(DEFAULT_FIELDS, 'id')
 
   for (const post of posts) {
     sitemapObj[`/${post.slug}`] = {