diff --git a/src/components/blog/Hero.astro b/src/components/blog/Hero.astro
index b2155ef..f4db0a4 100644
--- a/src/components/blog/Hero.astro
+++ b/src/components/blog/Hero.astro
@@ -34,7 +34,7 @@ const dateTimeOptions: Intl.DateTimeFormatOptions = {
 {data.draft ? <span class='text-red-500'>(Draft)</span> : null}
 <div class='flex flex-wrap items-center gap-x-3 gap-y-2'>
 	<p class='text-xs'>
-		<FormattedDate date={data.publishDate} dateTimeOptions={dateTimeOptions} /> /{' '}
+		<FormattedDate date={data.date} dateTimeOptions={dateTimeOptions} /> /{' '}
 		{remarkPluginFrontmatter.minutesRead}
 	</p>
 </div>
@@ -79,11 +79,11 @@ const dateTimeOptions: Intl.DateTimeFormatOptions = {
 	)
 }
 
-{
-	data.updatedDate && (
+<!-- {
+	data.date && (
 		<p class='mt-6 text-base'>
 			Last Updated:
-			<FormattedDate class='ms-1' date={data.updatedDate} dateTimeOptions={dateTimeOptions} />
+			<FormattedDate class='ms-1' date={data.date} dateTimeOptions={dateTimeOptions} />
 		</p>
 	)
-}
+} -->
diff --git a/src/components/blog/PostPreview.astro b/src/components/blog/PostPreview.astro
index 52f518c..42a84b7 100644
--- a/src/components/blog/PostPreview.astro
+++ b/src/components/blog/PostPreview.astro
@@ -10,7 +10,7 @@ type Props<Tag extends HTMLTag> = Polymorphic<{ as: Tag }> & {
 }
 
 const { as: Tag = 'div', post, withDesc = false } = Astro.props
-const postDate = post.data.updatedDate ?? post.data.publishDate
+const postDate = post.data.date
 ---
 
 <li class='flex flex-col gap-2 sm:flex-row sm:gap-x-4 [&_q]:basis-full'>
diff --git a/src/content/config.ts b/src/content/config.ts
index 779c026..6b75c7a 100644
--- a/src/content/config.ts
+++ b/src/content/config.ts
@@ -13,14 +13,10 @@ const post = defineCollection({
 		z.object({
 			title: z.string().max(60),
 			description: z.string(),
-			publishDate: z
+			date: z
 				.string()
 				.or(z.date())
 				.transform((val) => new Date(val)),
-			updatedDate: z
-				.string()
-				.optional()
-				.transform((str) => (str ? new Date(str) : undefined)),
 			coverImage: z
 				.object({
 					src: image(),
diff --git a/src/content/post/如何在 cursor 中使用 deepseek-coder.md b/src/content/post/如何在 cursor 中使用 deepseek-coder.md
index 36e8c71..a4f4a22 100644
--- a/src/content/post/如何在 cursor 中使用 deepseek-coder.md	
+++ b/src/content/post/如何在 cursor 中使用 deepseek-coder.md	
@@ -1,6 +1,6 @@
 ---
 title: 如何在 Cursor 中使用 DeepSeek-Coder
-publishDate: 2024-07-25
+date: 2024-07-25
 author: KazooTTT
 type: Post
 status: Draft
diff --git a/src/layouts/BlogPost.astro b/src/layouts/BlogPost.astro
index 2e8f3f8..bf7af9a 100644
--- a/src/layouts/BlogPost.astro
+++ b/src/layouts/BlogPost.astro
@@ -13,12 +13,12 @@ interface Props {
 
 const { post } = Astro.props
 const {
-	data: { description, ogImage, publishDate, title, updatedDate },
+	data: { description, ogImage, title, date },
 	slug
 } = post
 
 const socialImage = ogImage ?? `/og-image/${slug}.png`
-const articleDate = updatedDate?.toISOString() ?? publishDate.toISOString()
+const articleDate = date?.toISOString()
 const { headings } = await post.render()
 ---
 
diff --git a/src/pages/rss.xml.js b/src/pages/rss.xml.js
index 61928ef..0e6a689 100644
--- a/src/pages/rss.xml.js
+++ b/src/pages/rss.xml.js
@@ -12,7 +12,7 @@ export const GET = async () => {
 		items: posts.map((post) => ({
 			title: post.data.title,
 			description: post.data.description,
-			pubDate: post.data.publishDate,
+			pubDate: post.data.date,
 			link: `/blog/${post.slug}`
 		}))
 	})
diff --git a/src/utils/post.ts b/src/utils/post.ts
index bfcaec9..57d4350 100644
--- a/src/utils/post.ts
+++ b/src/utils/post.ts
@@ -10,8 +10,8 @@ export async function getAllPosts() {
 
 export function sortMDByDate(posts: Array<CollectionEntry<'post'>>) {
 	return posts.sort((a, b) => {
-		const aDate = new Date(a.data.updatedDate ?? a.data.publishDate).valueOf()
-		const bDate = new Date(b.data.updatedDate ?? b.data.publishDate).valueOf()
+		const aDate = new Date(a.data.date).valueOf()
+		const bDate = new Date(b.data.date).valueOf()
 		return bDate - aDate
 	})
 }
@@ -59,4 +59,11 @@ export function getUniqueCategoriesWithCount(
 			new Map<string, number>()
 		)
 	].sort((a, b) => b[1] - a[1])
-}
\ No newline at end of file
+}
+
+export function getIdToSlugMap(posts: Array<CollectionEntry<'post'>>) {
+	return posts.reduce((acc, post) => {
+		acc[(post.id.split(".md")[0])] = post.slug
+		return acc
+	}, {} as Record<string, string>)
+}