diff --git a/drivers/ovsdb/src/main/java/org/onosproject/drivers/ovsdb/OvsdbControllerConfig.java b/drivers/ovsdb/src/main/java/org/onosproject/drivers/ovsdb/OvsdbControllerConfig.java
index 9597169..25210a2 100644
--- a/drivers/ovsdb/src/main/java/org/onosproject/drivers/ovsdb/OvsdbControllerConfig.java
+++ b/drivers/ovsdb/src/main/java/org/onosproject/drivers/ovsdb/OvsdbControllerConfig.java
@@ -28,6 +28,7 @@
 import org.onosproject.net.driver.DriverHandler;
 import org.onosproject.ovsdb.controller.OvsdbBridge;
 import org.onosproject.ovsdb.controller.OvsdbClientService;
+import org.onosproject.ovsdb.controller.OvsdbConstant;
 import org.onosproject.ovsdb.controller.OvsdbController;
 import org.onosproject.ovsdb.controller.OvsdbNodeId;
 
@@ -83,7 +84,7 @@
         if (nodeIds.size() == 0) {
             //TODO decide what port?
             ovsController.connect(IpAddress.valueOf(targetIp),
-                                  targetPort == null ? TpPort.tpPort(6640) : targetPort);
+                                  targetPort == null ? TpPort.tpPort(OvsdbConstant.OVSDBPORT) : targetPort);
             delay(1000); //FIXME... connect is async
         }
         List<OvsdbClientService> clientServices = ovsController.getNodeIds().stream()