diff --git a/apps/files_external/lib/Lib/Backend/OwnCloud.php b/apps/files_external/lib/Lib/Backend/OwnCloud.php
index c0bd689186434..c3e16dd5404c5 100644
--- a/apps/files_external/lib/Lib/Backend/OwnCloud.php
+++ b/apps/files_external/lib/Lib/Backend/OwnCloud.php
@@ -25,6 +25,9 @@ public function __construct(IL10N $l, Password $legacyAuth) {
 				(new DefinitionParameter('secure', $l->t('Secure https://')))
 					->setType(DefinitionParameter::VALUE_BOOLEAN)
 					->setDefaultValue(true),
+				(new DefinitionParameter('password', $l->t('Password')))
+					->setFlag(DefinitionParameter::FLAG_OPTIONAL)
+					->setType(DefinitionParameter::VALUE_PASSWORD),
 			])
 			->addAuthScheme(AuthMechanism::SCHEME_PASSWORD)
 			->setLegacyAuthMechanism($legacyAuth)