Index: wp-includes/canonical.php
===================================================================
--- wp-includes/canonical.php	(revision 48665)
+++ wp-includes/canonical.php	(working copy)
@@ -963,6 +963,7 @@
 		home_url( 'wp-login.php', 'relative' ),
 		home_url( 'login', 'relative' ),
 		site_url( 'login', 'relative' ),
+		site_url( '.well-known/change-password', 'relative' ),
 	);
 
 	if ( in_array( untrailingslashit( $_SERVER['REQUEST_URI'] ), $logins, true ) ) {