diff --git a/src/FederationServer/Methods/Attachments/DeleteAttachment.php b/src/FederationServer/Methods/Attachments/DeleteAttachment.php
index 18e4bf1..6f15f60 100644
--- a/src/FederationServer/Methods/Attachments/DeleteAttachment.php
+++ b/src/FederationServer/Methods/Attachments/DeleteAttachment.php
@@ -20,7 +20,7 @@
          */
         public static function handleRequest(): void
         {
-            $authenticatedOperator = FederationServer::getAuthenticatedOperator();
+            $authenticatedOperator = FederationServer::requireAuthenticatedOperator();
 
             // Ensure the authenticated operator has permission to delete operators.
             if(!$authenticatedOperator->canManageBlacklist())