diff --git a/wp-includes/comment-functions.php b/wp-includes/comment-functions.php
index 5f52018c86..3bafa8ce88 100644
--- a/wp-includes/comment-functions.php
+++ b/wp-includes/comment-functions.php
@@ -201,7 +201,7 @@ function wp_delete_comment($comment_id) {
 		return false;
 
 	$post_id = $comment->comment_post_ID;
-	if ( $post_id )
+	if ( $post_id && $comment->comment_approved == 1 )
 		$wpdb->query( "UPDATE $wpdb->posts SET comment_count = comment_count - 1 WHERE ID = '$post_id'" );
 
 	do_action('wp_set_comment_status', $comment_id, 'delete');