diff --git a/src/wp-includes/pluggable.php b/src/wp-includes/pluggable.php
index 0e9d4ad2f0..c0fc26140f 100644
--- a/src/wp-includes/pluggable.php
+++ b/src/wp-includes/pluggable.php
@@ -26,7 +26,7 @@ if ( ! function_exists( 'wp_set_current_user' ) ) :
 	function wp_set_current_user( $id, $name = '' ) {
 		global $current_user;
 
-		// If `$id` matches the user who's already current, there's nothing to do.
+		// If `$id` matches the current user, there is nothing to do.
 		if ( isset( $current_user )
 		&& ( $current_user instanceof WP_User )
 		&& ( $id == $current_user->ID )