--- a/examples/animation/dumbbell-animation.cc	Tue Mar 01 16:58:05 2011 +0000
+++ b/examples/animation/dumbbell-animation.cc	Wed Mar 02 13:42:28 2011 -0800
@@ -21,6 +21,7 @@
 #include "ns3/core-module.h"
 #include "ns3/network-module.h"
 #include "ns3/helper-module.h"
+#include "ns3/applications-module.h"
 #include "ns3/ipv4-global-routing-helper.h"
 
 using namespace ns3;