diff --git a/src/main/java/net/floodlightcontroller/core/internal/Controller.java b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
index c5ebbc5..d475fa6 100644
--- a/src/main/java/net/floodlightcontroller/core/internal/Controller.java
+++ b/src/main/java/net/floodlightcontroller/core/internal/Controller.java
@@ -63,8 +63,8 @@
 import net.onrc.onos.core.main.IOFSwitchPortListener;
 import net.onrc.onos.core.packet.Ethernet;
 import net.onrc.onos.core.registry.IControllerRegistryService;
-import net.onrc.onos.core.registry.RegistryException;
 import net.onrc.onos.core.registry.IControllerRegistryService.ControlChangeCallback;
+import net.onrc.onos.core.registry.RegistryException;
 
 import org.jboss.netty.bootstrap.ServerBootstrap;
 import org.jboss.netty.buffer.ChannelBuffer;