diff --git a/ejb/runtime/src/main/java/org/jvnet/hyperjaxb3/xml/bind/annotation/adapters/XMLGregorianCalendarAsDateTime.java b/ejb/runtime/src/main/java/org/jvnet/hyperjaxb3/xml/bind/annotation/adapters/XMLGregorianCalendarAsDateTime.java
index 825c01b8..2e8d9539 100644
--- a/ejb/runtime/src/main/java/org/jvnet/hyperjaxb3/xml/bind/annotation/adapters/XMLGregorianCalendarAsDateTime.java
+++ b/ejb/runtime/src/main/java/org/jvnet/hyperjaxb3/xml/bind/annotation/adapters/XMLGregorianCalendarAsDateTime.java
@@ -23,5 +23,6 @@ public void createCalendar(Date date, XMLGregorianCalendar calendar) {
 		calendar.setMinute(date.getMinutes());
 		calendar.setSecond(date.getSeconds());
 		calendar.setMillisecond((int) (date.getTime() % 1000));
+		calendar.setTimezone(date.getTimezoneOffset());
 	}
 }