diff --git a/src/main/java/net/onrc/onos/ofcontroller/util/serializers/KryoFactory.java b/src/main/java/net/onrc/onos/ofcontroller/util/serializers/KryoFactory.java
index 07b173d..df93614 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/util/serializers/KryoFactory.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/util/serializers/KryoFactory.java
@@ -12,6 +12,7 @@
 import net.onrc.onos.intent.IntentOperationList;
 import net.onrc.onos.intent.PathIntent;
 import net.onrc.onos.intent.ShortestPathIntent;
+import net.onrc.onos.intent.runtime.IntentStateList;
 import net.onrc.onos.ofcontroller.networkgraph.DeviceEvent;
 import net.onrc.onos.ofcontroller.networkgraph.LinkEvent;
 import net.onrc.onos.ofcontroller.networkgraph.Path;
@@ -44,6 +45,7 @@
 import net.onrc.onos.ofcontroller.util.Switch;
 // import net.onrc.onos.ofcontroller.util.SwitchPort;
 
+
 import com.esotericsoftware.kryo.Kryo;
 
 /**
@@ -186,6 +188,7 @@
 	kryo.register(Intent.IntentState.class);
 	kryo.register(Path.class);
 	kryo.register(IntentOperation.Operator.class);
+	kryo.register(IntentStateList.class);
 
 	return kryo;
     }