diff --git a/extension/qfq/qfq/Constants.php b/extension/qfq/qfq/Constants.php
index 2b0084a97df506bdfcde9893c0a66d5a6b811c4a..a55ec6cd7a99d20d36310249bc247305a914e9cc 100644
--- a/extension/qfq/qfq/Constants.php
+++ b/extension/qfq/qfq/Constants.php
@@ -1519,7 +1519,7 @@ const DIRTY_QFQ_USER_SESSION_COOKIE = 'qfqUserSessionCookie';
 const DIRTY_FE_USER = 'feUser';
 const DIRTY_EXPIRE = 'expire';
 const DIRTY_TABLE_NAME = 'tableName';
-const DIRTY_PRIMARY_KEY = 'primaryKey'; // TODO EV überprüfen ob notwendig
+const DIRTY_PRIMARY_KEY = 'primaryKey';
 const DIRTY_RECORD_ID = 'recordId';
 const DIRTY_RECORD_HASH_MD5 = 'recordHashMd5';
 const DIRTY_RECORD_HASH_MD5_SPAN = 'recordHashMd5Span';