diff --git a/modules/erp/import-integration/service.php b/modules/erp/import-integration/service.php
index 445d1e1..4a0fe02 100644
--- a/modules/erp/import-integration/service.php
+++ b/modules/erp/import-integration/service.php
@@ -147,7 +147,7 @@ function trigger_excel_webhook(string $externalRef, array $localEnv): array
     }
 
     $headers = build_n8n_webhook_headers($localEnv);
-    throttle_webhook_channel('excel', 10);
+    throttle_webhook_channel('excel', 5);
     $result = post_json($url, ['Bestellnummer' => $externalRef], $headers, 20);
 
     return [
@@ -251,6 +251,7 @@ function dispatch_order_import_webhooks(PDO $pdo, array $localEnv, int $limit =
             continue;
         }
 
+        throttle_webhook_channel('excel', 5);
         $result = post_json($url, ['Bestellnummer' => $externalRef], $headers, 20);
 
         $summary['processed']++;