diff --git a/src/wp-includes/http.php b/src/wp-includes/http.php
index 539bc8f33b..c3a890b796 100644
--- a/src/wp-includes/http.php
+++ b/src/wp-includes/http.php
@@ -246,7 +246,7 @@ function wp_remote_retrieve_header( $response, $header ) {
  * @since 2.7.0
  *
  * @param array $response HTTP response.
- * @return string the response code. Empty string on incorrect parameter given.
+ * @return int|string The response code as an integer. Empty string on incorrect parameter given.
  */
 function wp_remote_retrieve_response_code( $response ) {
 	if ( is_wp_error($response) || ! isset($response['response']) || ! is_array($response['response']))