diff --git a/lib/Service/ConfigService.php b/lib/Service/ConfigService.php
index 37121e5e7..c0732922d 100644
--- a/lib/Service/ConfigService.php
+++ b/lib/Service/ConfigService.php
@@ -224,7 +224,7 @@ class ConfigService {
 	}
 
 	public function getAttachmentFolder(string $userId = null): string {
-		if ($this->getUserId() === null) {
+		if ($userId === null && $this->getUserId() === null) {
 			throw new NoPermissionException('Must be logged in get the attachment folder');
 		}