diff --git a/src/lib/build-rss.ts b/src/lib/build-rss.ts
index 6b7c5b40..4b5c9c75 100644
--- a/src/lib/build-rss.ts
+++ b/src/lib/build-rss.ts
@@ -71,7 +71,7 @@ function createRSS(blogPosts = []) {
 }
 
 async function main() {
-  const postsTable = await getBlogIndex(true)
+  const postsTable = await getBlogIndex(true, false)
   const neededAuthors = new Set<string>()
 
   const blogPosts = Object.keys(postsTable)
diff --git a/src/lib/notion/getBlogIndex.ts b/src/lib/notion/getBlogIndex.ts
index ae737867..9bf3477c 100644
--- a/src/lib/notion/getBlogIndex.ts
+++ b/src/lib/notion/getBlogIndex.ts
@@ -6,7 +6,10 @@ import { getPostPreview } from './getPostPreview'
 import { readFile, writeFile } from '../fs-helpers'
 import { BLOG_INDEX_ID, BLOG_INDEX_CACHE } from './server-constants'
 
-export default async function getBlogIndex(previews = true) {
+export default async function getBlogIndex(
+  previews = true,
+  include_future_posts = false
+) {
   let postsTable: any = null
   const useCache = process.env.USE_CACHE === 'true'
   const cacheFile = `${BLOG_INDEX_CACHE}${previews ? '_previews' : ''}`
@@ -77,6 +80,16 @@ export default async function getBlogIndex(previews = true) {
       )
     }
 
+    if (!include_future_posts) {
+      const nowDate = Date.now()
+
+      Object.keys(postsTable).forEach(slug => {
+        if (postsTable[slug].Date > nowDate) {
+          delete postsTable[slug]
+        }
+      })
+    }
+
     if (useCache) {
       writeFile(cacheFile, JSON.stringify(postsTable), 'utf8').catch(() => {})
     }