diff --git a/docs/api/comment.php b/docs/api/comment.php
index 49f9a5c..7dfa729 100644
--- a/docs/api/comment.php
+++ b/docs/api/comment.php
@@ -58,7 +58,7 @@
 		} else if ($postType == 'comment') {
 			$stmt = $db->prepare("SELECT * FROM comment WHERE id = ? ORDER BY date DESC");
 			$stmt->execute([
-				$poid
+				$postId
 			]);	
 			$posts1 = $stmt->fetchAll(PDO::FETCH_DEFAULT);