diff --git a/src/main/java/com/threerings/presents/dobj/CompoundEvent.java b/src/main/java/com/threerings/presents/dobj/CompoundEvent.java
index e6c5c506a..016444d53 100644
--- a/src/main/java/com/threerings/presents/dobj/CompoundEvent.java
+++ b/src/main/java/com/threerings/presents/dobj/CompoundEvent.java
@@ -35,6 +35,9 @@ import com.threerings.presents.net.Transport;
  */
 public class CompoundEvent extends DEvent
 {
+    /** Unserialize. */
+    public CompoundEvent () {}
+
     /**
      * Constructs a compound event and prepares it for operation.
      */