diff --git a/lib/private/Log/ExceptionSerializer.php b/lib/private/Log/ExceptionSerializer.php
index 004016c532..adccf28d5f 100644
--- a/lib/private/Log/ExceptionSerializer.php
+++ b/lib/private/Log/ExceptionSerializer.php
@@ -81,6 +81,7 @@ class ExceptionSerializer {
 		// Encryption
 		'storeKeyPair',
 		'setupUser',
+		'checkSignature',
 
 		// files_external: OCA\Files_External\MountConfig
 		'getBackendStatus',