diff --git a/app/src/main/java/org/onosproject/segmentrouting/xconnect/api/XconnectService.java b/app/src/main/java/org/onosproject/segmentrouting/xconnect/api/XconnectService.java
index 9ef7672..fe51b06 100644
--- a/app/src/main/java/org/onosproject/segmentrouting/xconnect/api/XconnectService.java
+++ b/app/src/main/java/org/onosproject/segmentrouting/xconnect/api/XconnectService.java
@@ -46,7 +46,7 @@
      * @param vlanId VLAN ID
      * @param ports set of ports
      */
-    void addOrUpdateXconnect(DeviceId deviceId, VlanId vlanId, Set<PortNumber> ports);
+    void addOrUpdateXconnect(DeviceId deviceId, VlanId vlanId, Set<String> ports);
 
     /**
      * Deletes Xconnect.