diff --git a/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java b/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java
index 547a7907e..05883a253 100644
--- a/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java
+++ b/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java
@@ -23,6 +23,7 @@ import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeFormatterBuilder;
 import java.time.format.SignStyle;
 import java.time.temporal.ChronoField;
+import java.time.temporal.ChronoUnit;
 import java.util.Date;
 
 import li.strolch.utils.helper.StringHelper;
@@ -38,6 +39,7 @@ public class ISO8601 implements DateFormat {
 	private static final Logger logger = LoggerFactory.getLogger(ISO8601.class);
 
 	public static final Date EMPTY_VALUE = parseToDate("-");
+	public static final LocalTime MAX_LOCAL_TIME = LocalTime.MAX.truncatedTo(ChronoUnit.MILLIS);
 	public static final ZonedDateTime YEAR_3000 = LocalDate.of(3000, 1, 1).atStartOfDay(systemDefault());
 
 	public static final ZonedDateTime EMPTY_VALUE_ZONED_DATE = ZonedDateTime.ofInstant(EMPTY_VALUE.toInstant(),