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 57ae8fee2..179c438f6 100644
--- a/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java
+++ b/utils/src/main/java/li/strolch/utils/iso8601/ISO8601.java
@@ -38,6 +38,7 @@ public class ISO8601 implements DateFormat {
 	private static final Logger logger = LoggerFactory.getLogger(ISO8601.class);
 
 	public static final Date EMPTY_VALUE = parseToDate("-");
+	public static final ZonedDateTime YEAR_3000 = LocalDate.of(3000, 1, 1).atStartOfDay(systemDefault());
 
 	public static final ZonedDateTime EMPTY_VALUE_ZONED_DATE = ZonedDateTime.ofInstant(EMPTY_VALUE.toInstant(),
 			systemDefault());