diff --git a/src/java/org/apache/commons/lang/time/DurationFormatUtils.java b/src/java/org/apache/commons/lang/time/DurationFormatUtils.java
index 43304ae15..fe0fe1c57 100644
--- a/src/java/org/apache/commons/lang/time/DurationFormatUtils.java
+++ b/src/java/org/apache/commons/lang/time/DurationFormatUtils.java
@@ -85,7 +85,7 @@ public static String formatDurationHMS(long durationMillis) {
      * <p>The format used is the ISO8601 period format.</p>
      * 
      * <p>This method formats durations using the days and lower fields of the
-     * ISO format pattern, such as P7D6H5M4.321S.</p>
+     * ISO format pattern, such as P7D6TH5M4.321S.</p>
      * 
      * @param durationMillis  the duration to format
      * @return the time as a String