diff --git a/src-generated/edu/nps/moves/dis7/pdus/VariableDatum.java b/src-generated/edu/nps/moves/dis7/pdus/VariableDatum.java
index 5959b6b726..01fa1d6eb9 100644
--- a/src-generated/edu/nps/moves/dis7/pdus/VariableDatum.java
+++ b/src-generated/edu/nps/moves/dis7/pdus/VariableDatum.java
@@ -63,7 +63,7 @@ public synchronized int getMarshalledSize() {
         marshalSize += variableDatumID.getMarshalledSize();
         marshalSize += 4;  // variableDatumLength
         marshalSize += variableDatumValue.length;
-        marshalSize += padding.length;
+        marshalSize += (8 - marshalSize % 8) % 8; // pad to 64-bit boundary
 
         return marshalSize;
     }