diff --git a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
index d5bd3f255..3ddf4c8d4 100644
--- a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
+++ b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
@@ -1,5 +1,5 @@
 //
-// $Id: SimulatorManager.java,v 1.3 2001/12/19 23:30:47 shaper Exp $
+// $Id: SimulatorManager.java,v 1.4 2001/12/20 01:11:18 shaper Exp $
 
 package com.threerings.micasa.simulator.server;
 
@@ -115,6 +115,9 @@ public class SimulatorManager
                     BodyObject bobj = (BodyObject)object;
                     bobj.username = "simulant" + (_sims.size() + 1);
 
+                    // map the simulant into the server body set
+                    SimulatorServer.mapBody(bobj.username, bobj);
+
                     // hold onto it for later game creation
                     _sims.add(bobj);
 
diff --git a/src/java/com/threerings/micasa/simulator/server/SimulatorServer.java b/src/java/com/threerings/micasa/simulator/server/SimulatorServer.java
index 4e563da0d..4f0a3df02 100644
--- a/src/java/com/threerings/micasa/simulator/server/SimulatorServer.java
+++ b/src/java/com/threerings/micasa/simulator/server/SimulatorServer.java
@@ -1,8 +1,9 @@
 //
-// $Id: SimulatorServer.java,v 1.2 2001/12/19 23:30:47 shaper Exp $
+// $Id: SimulatorServer.java,v 1.3 2001/12/20 01:11:18 shaper Exp $
 
 package com.threerings.micasa.simulator.server;
 
+import com.threerings.crowd.data.BodyObject;
 import com.threerings.crowd.server.CrowdServer;
 
 import com.threerings.micasa.Log;
@@ -31,6 +32,21 @@ public class SimulatorServer extends CrowdServer
         Log.info("Simulator server initialized.");
     }
 
+    /**
+     * Called by the simulator manager to map a username to a particular
+     * body object. This should only be called from the dobjmgr thread.
+     *
+     * <p> This is copied from {@link CrowdServer#mapBody} as that
+     * implementation is protected and cannot be referenced by classes in
+     * the simulator package, but we know what we're doing and so we
+     * knowingly expose this functionality to other classes in our
+     * package.
+     */
+    protected static void mapBody (String username, BodyObject bodobj)
+    {
+        _bodymap.put(username, bodobj);
+    }
+
     public static void main (String[] args)
     {
         SimulatorServer server = new SimulatorServer();