diff --git a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
index 1671412..432e578 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/routing/TopoRouteService.java
@@ -15,6 +15,7 @@
 import net.floodlightcontroller.core.module.FloodlightModuleException;
 import net.floodlightcontroller.core.module.IFloodlightModule;
 import net.floodlightcontroller.core.module.IFloodlightService;
+import net.onrc.onos.graph.GraphDBOperation;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
 import net.onrc.onos.ofcontroller.core.INetMapTopologyService.ITopoRouteService;
 import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
@@ -23,7 +24,6 @@
 import net.onrc.onos.ofcontroller.util.FlowEntry;
 import net.onrc.onos.ofcontroller.util.Port;
 import net.onrc.onos.ofcontroller.util.SwitchPort;
-import net.onrc.onos.util.GraphDBOperation;
 
 import org.openflow.util.HexString;
 import org.slf4j.Logger;