diff --git a/admin_users.php b/admin_users.php
index 9a70a33..6673171 100644
--- a/admin_users.php
+++ b/admin_users.php
@@ -6,7 +6,7 @@ if ($_SESSION['role'] !== 'Admin') {
     exit();
 }
 
-$usersFile = 'users.json';
+$usersFile = 'users.json.php';
 $users = file_exists($usersFile) ? json_decode(file_get_contents($usersFile), true) : [];
 $message = '';
 $success = '';