diff --git a/register.php b/register.php
index 72cd2f4..1d1ccd4 100644
--- a/register.php
+++ b/register.php
@@ -1,6 +1,6 @@
 <?php
 session_start();
-$usersFile = 'users.json';
+$usersFile = 'users.json.php';
 $users = file_exists($usersFile) ? json_decode(file_get_contents($usersFile), true) : [];
 $message = '';