diff --git a/src/main/java/net/onrc/onos/graph/TitanDBOperation.java b/src/main/java/net/onrc/onos/graph/TitanDBOperation.java
index 7b7f73f..9d9871b 100644
--- a/src/main/java/net/onrc/onos/graph/TitanDBOperation.java
+++ b/src/main/java/net/onrc/onos/graph/TitanDBOperation.java
@@ -37,7 +37,7 @@
 
     @Override
     public IPortObject newPort(String dpid, Short portNum) {
-        return newPort(dpid, portNum);
+        return super.newPort(dpid, portNum);
     }
     
     @Override