diff --git a/examples/src/OpenDis7Examples/AllPduSender.java b/examples/src/OpenDis7Examples/AllPduSender.java
index 900d7cb9a03915e9759f99de24a008567d65b9e4..130aeb917ab4aa27b23e74bf7706c5d8286dd559 100755
--- a/examples/src/OpenDis7Examples/AllPduSender.java
+++ b/examples/src/OpenDis7Examples/AllPduSender.java
@@ -383,6 +383,8 @@ public class AllPduSender
                                 VariableDatum newVariableDatum = new VariableDatum();
                                 newVariableDatum.setVariableDatumValue (comment.getBytes());        // conversion
                                 newVariableDatum.setVariableDatumLength(comment.getBytes().length  * 8); // bits, not bytes, see spec and javadoc
+                                // alternatively, you do not need to set this and the marshaller will figure it out from the byte array
+                                // (see javadoc for VariableDatum.setVariableDatumLength())
                                 payloadList.add(newVariableDatum);
                                 System.out.println("   \"" + comment + "\"");
                             }