diff --git a/src/app/_components/BlogPost/index.tsx b/src/app/_components/BlogPost/index.tsx
index e1c529a..e4a3586 100644
--- a/src/app/_components/BlogPost/index.tsx
+++ b/src/app/_components/BlogPost/index.tsx
@@ -28,12 +28,14 @@ import Markdown from "../Markdown";
 
 export type BlogPostProps = Post & {
   content: string;
+  isPreview: boolean;
   pagination: SinglePagination;
 };
 
 export default function BlogPost({
   content,
   pagination,
+  isPreview,
   ...post
 }: BlogPostProps) {
   const shareLinks = [
@@ -88,7 +90,7 @@ export default function BlogPost({
         </div>
         <h1 className="text-4xl mb-5 mt-12 font-bold">
           <Link href="" className="no-underline">
-            {post.title}
+            {isPreview ? "PREVIEW: " :""}{post.title}
           </Link>
         </h1>
         {post.excerpt && <div className="post-excerpt">{post.excerpt}</div>}
diff --git a/src/app/posts/[...path]/page.tsx b/src/app/posts/[...path]/page.tsx
index 5b2f58d..337f284 100644
--- a/src/app/posts/[...path]/page.tsx
+++ b/src/app/posts/[...path]/page.tsx
@@ -74,7 +74,7 @@ export default async function Post({ params }: Props) {
   return (
     <BaseLayout logoText="cat ./content.txt | less ">
       <main className="post">
-        <BlogPost {...post} content={content} pagination={pagination} />
+        <BlogPost {...post} content={content} pagination={pagination} isPreview={post.preview} />
       </main>
     </BaseLayout>
   );
diff --git a/src/interfaces/post.ts b/src/interfaces/post.ts
index 7eab981..d96e085 100644
--- a/src/interfaces/post.ts
+++ b/src/interfaces/post.ts
@@ -1,5 +1,5 @@
 export type Post = {
-  preview?: boolean;
+  preview: boolean;
   path: string[];
 
   created_at: string;
diff --git a/src/lib/api.ts b/src/lib/api.ts
index d643b0e..7a11852 100644
--- a/src/lib/api.ts
+++ b/src/lib/api.ts
@@ -97,7 +97,7 @@ export type SinglePagination = { prev?: Post; next?: Post };
 export function getNextPreviousPost(post: Post): SinglePagination {
   const result: SinglePagination = {};
 
-  const allPost = getAllPosts();
+  const allPost = getAllPosts(false);
   const idxCurrent = allPost
     .map((d) => d.path.join("/"))
     .findIndex((d) => d === post.path.join("/"));