diff --git a/src/content/config.ts b/src/content/config.ts
index 1e7f23b..b9a64c0 100644
--- a/src/content/config.ts
+++ b/src/content/config.ts
@@ -22,7 +22,9 @@ const post = defineCollection({
 			tags: z.union([z.array(z.string()), z.null()]).default([]).transform(removeDupsAndLowerCase),
 			ogImage: z.string().optional(),
 			category: z.string().optional().nullable(),
-			finished: z.boolean().default(false)
+			finished: z.boolean().default(false),
+			pinned: z.boolean().default(false),
+			projectUrl: z.string().optional()
 		})
 })
 
diff --git a/src/pages/index.astro b/src/pages/index.astro
index 500bec9..4b149c5 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -45,7 +45,7 @@ const mdProjects = allPosts
 	.map(post => ({
 		title: post.data.title,
 		description: post.data.description || '',
-		url: post.data.projectUrl || `/posts/${post.slug}`,
+		url: post.data.projectUrl ? post.data.projectUrl : `/posts/${post.slug}`,
 		imagePath: post.data.coverImage,
 		altText: post.data.title,
 		isExternal: !!post.data.projectUrl