diff --git a/blog/src/blog.js b/blog/src/blog.js
index f21a7af..b5fe72e 100644
--- a/blog/src/blog.js
+++ b/blog/src/blog.js
@@ -119,12 +119,12 @@ async function downloadPosts() {
 
     if (index >= 1) {
       newerLink = {
-        post: posts[index - 1],
+        post: posts[index - 1].substring(0, posts[index - 1].length - 3),
       };
     }
     if (index < posts.length - 1) {
       olderLink = {
-        post: posts[index + 1],
+        post: posts[index + 1].substring(0, posts[index + 1].length - 3),
       };
     }
     await addPost(postName);