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 9425b7e..0592877 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
@@ -7,6 +7,10 @@
 import java.util.HashSet;
 
 import net.floodlightcontroller.util.MACAddress;
+import net.onrc.onos.apps.proxyarp.ArpReplyNotification;
+import net.onrc.onos.apps.proxyarp.BroadcastPacketOutNotification;
+import net.onrc.onos.apps.proxyarp.PacketOutNotification;
+import net.onrc.onos.apps.proxyarp.SinglePacketOutNotification;
 import net.onrc.onos.intent.ConstrainedShortestPathIntent;
 import net.onrc.onos.intent.ErrorIntent;
 import net.onrc.onos.intent.Intent;
@@ -22,10 +26,6 @@
 import net.onrc.onos.ofcontroller.networkgraph.PortEvent;
 import net.onrc.onos.ofcontroller.networkgraph.SwitchEvent;
 import net.onrc.onos.ofcontroller.networkgraph.TopologyEvent;
-import net.onrc.onos.ofcontroller.proxyarp.ArpReplyNotification;
-import net.onrc.onos.ofcontroller.proxyarp.BroadcastPacketOutNotification;
-import net.onrc.onos.ofcontroller.proxyarp.PacketOutNotification;
-import net.onrc.onos.ofcontroller.proxyarp.SinglePacketOutNotification;
 import net.onrc.onos.ofcontroller.util.CallerId;
 import net.onrc.onos.ofcontroller.util.DataPath;
 import net.onrc.onos.ofcontroller.util.DataPathEndpoints;
@@ -60,6 +60,7 @@
 
 
 
+
 import com.esotericsoftware.kryo.Kryo;
 
 /**