diff --git a/app/pages/admin-tools.php b/app/pages/admin-tools.php
index cebac0b..f159235 100644
--- a/app/pages/admin-tools.php
+++ b/app/pages/admin-tools.php
@@ -97,7 +97,7 @@ if ($action !== '') {
             $migrationsDir = __DIR__ . '/../../doc/database/migrations';
             $runner = new \App\Core\MigrationRunner($db, $migrationsDir);
             $applied = $runner->applyPendingMigrations();
-            
+
             // Clean up any test migration files after applying
             if (!empty($applied)) {
                 foreach ($applied as $migration) {
diff --git a/app/pages/agents.php b/app/pages/agents.php
index 72c6986..bc3e4e9 100644
--- a/app/pages/agents.php
+++ b/app/pages/agents.php
@@ -49,7 +49,7 @@ function isCacheExpired($agentId) {
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
 
     // Apply rate limiting for adding new contacts
-    require '../app/includes/rate_limit_middleware.php';
+    require_once '../app/includes/rate_limit_middleware.php';
     checkRateLimit($db, 'contact', $userId);
 
     // Validate agent ID for POST operations