diff --git a/src/java/com/threerings/presents/dobj/CompoundEvent.java b/src/java/com/threerings/presents/dobj/CompoundEvent.java
index c09a39f44..1fc9fe7b8 100644
--- a/src/java/com/threerings/presents/dobj/CompoundEvent.java
+++ b/src/java/com/threerings/presents/dobj/CompoundEvent.java
@@ -1,5 +1,5 @@
 //
-// $Id: CompoundEvent.java,v 1.3 2002/03/20 03:29:21 mdb Exp $
+// $Id: CompoundEvent.java,v 1.4 2002/03/21 01:58:10 mdb Exp $
 
 package com.threerings.presents.dobj;
 
@@ -23,6 +23,14 @@ public class CompoundEvent extends TypedEvent
     /** The typed object code for this event. */
     public static final short TYPE = TYPE_BASE + 50;
 
+    /**
+     * Constructs a blank compound event in preparation for
+     * unserialization.
+     */
+    public CompoundEvent ()
+    {
+    }
+
     /**
      * Constructs a compound event and prepares it for operation.
      */
@@ -127,6 +135,7 @@ public class CompoundEvent extends TypedEvent
     {
         super.writeTo(out);
         int ecount = _events.size();
+        out.writeInt(ecount);
         for (int i = 0; i < ecount; i++) {
             TypedEvent event = (TypedEvent)_events.get(i);
             TypedObjectFactory.writeTo(out, event);