diff --git a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
index c36d4a5..827c8d2 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/bgproute/BgpRoute.java
@@ -88,7 +88,7 @@
 	protected ProxyArpManager proxyArp;
 	
 	//protected static Ptree ptree;
-	protected IPatriciaTrie ptree;
+	protected IPatriciaTrie<RibEntry> ptree;
 	protected BlockingQueue<RibUpdate> ribUpdates;
 	
 	protected String bgpdRestIp;
@@ -253,7 +253,7 @@
 			throws FloodlightModuleException {
 	    
 	    //ptree = new Ptree(32);
-		ptree = new PatriciaTrie(32);
+		ptree = new PatriciaTrie<RibEntry>(32);
 	    
 	    ribUpdates = new LinkedBlockingQueue<RibUpdate>();
 	    	
@@ -314,14 +314,14 @@
 	}
 
 	//public Ptree getPtree() {
-	public IPatriciaTrie getPtree() {
+	public IPatriciaTrie<RibEntry> getPtree() {
 		return ptree;
 	}
 	
 	public void clearPtree() {
 		//ptree = null;
 		//ptree = new Ptree(32);
-		ptree = new PatriciaTrie(32);
+		ptree = new PatriciaTrie<RibEntry>(32);
 	}
 	
 	public String getBGPdRestIp() {