diff --git a/plugins/wporg-5ftf/includes/contributor.php b/plugins/wporg-5ftf/includes/contributor.php
index 74faccf..22b282f 100644
--- a/plugins/wporg-5ftf/includes/contributor.php
+++ b/plugins/wporg-5ftf/includes/contributor.php
@@ -331,6 +331,7 @@ function get_contributor_user_ids( $contributor_posts ) {
 	";
 
 	$user_ids = $wpdb->get_col(
+		// phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared -- phpcs is confused by the variable, but it does correctly prepare.
 		$wpdb->prepare( $query, $usernames )
 	);