diff --git a/v/related.v b/v/related.v
index 78bf023e..46a16e3c 100644
--- a/v/related.v
+++ b/v/related.v
@@ -39,10 +39,12 @@ fn main() {
 	}
 
 	mut all_related_posts := []RelatedPosts{cap: posts.len}
+	mut tagged_post_count := []int{len: posts.len}
 
 	for i, post in posts {
-		// slower when preallocated
-		mut tagged_post_count := []int{len: posts.len, cap: posts.len}
+		for j in 0 .. tagged_post_count.len {
+			tagged_post_count[j] = 0
+		}
 
 		for tag in post.tags {
 			for post_index in tag_map[tag] {