diff --git a/src/main/java/org/jabref/logic/integrity/FieldCheckers.java b/src/main/java/org/jabref/logic/integrity/FieldCheckers.java
index f14dac3380b..0ed0bb82d10 100644
--- a/src/main/java/org/jabref/logic/integrity/FieldCheckers.java
+++ b/src/main/java/org/jabref/logic/integrity/FieldCheckers.java
@@ -53,8 +53,6 @@ private static Multimap<Field, ValueChecker> getAllMap(BibDatabaseContext databa
             fieldCheckers.put(StandardField.URLDATE, new DateChecker());
             fieldCheckers.put(StandardField.EVENTDATE, new DateChecker());
             fieldCheckers.put(StandardField.ORIGDATE, new DateChecker());
-//            fieldCheckers.put(StandardField.TITLE, new UnicodeNormalFormCCheck(databaseContext));
-//            fieldCheckers.put(StandardField.AUTHOR, new UnicodeNormalFormCCheck(databaseContext));
         }
 
         return fieldCheckers;