diff --git a/calendar/src/main/java/net/time4j/calendar/HijriCalendar.java b/calendar/src/main/java/net/time4j/calendar/HijriCalendar.java
index <HASH>..<HASH> 100644
--- a/calendar/src/main/java/net/time4j/calendar/HijriCalendar.java
+++ b/calendar/src/main/java/net/time4j/calendar/HijriCalendar.java
@@ -82,6 +82,8 @@ import java.util.concurrent.ConcurrentHashMap;
  *  <li>{@link #ERA}</li>
  * </ul>
  *
+ * <p>Furthermore, all elements defined in {@code EpochDays} are supported. </p>
+ *
  * <p>Example of usage: </p>
  *
  * <pre>
@@ -126,6 +128,8 @@ import java.util.concurrent.ConcurrentHashMap;
  *  <li>{@link #ERA}</li>
  * </ul>
  *
+ * <p>Au&slig;erdem werden alle Elemente von {@code EpochDays} unterst&uuml;tzt. </p>
+ *
  * <p>Anwendungsbeispiel: </p>
  *
  * <pre>
javadoc adjusted for EpochDays-support

see issue #<I>