diff --git a/src/test/java/net/onrc/onos/graph/GraphDBConnectionTest.java b/src/test/java/net/onrc/onos/graph/GraphDBConnectionTest.java
index bee936d..397ed88 100644
--- a/src/test/java/net/onrc/onos/graph/GraphDBConnectionTest.java
+++ b/src/test/java/net/onrc/onos/graph/GraphDBConnectionTest.java
@@ -55,6 +55,7 @@
 	}
 
 	
+	@SuppressWarnings("unchecked")
 	private void expectDBConnectionAvailable() throws Exception {
 		isGraphOpen = false;
 		
@@ -62,7 +63,7 @@
 		mockStatic(TitanFactory.class);
 		mockStatic(EventTransactionalGraph.class);
 		graph = createMock(TitanGraph.class);
-		eg = createMock(EventTransactionalGraph.class);
+		eg = (EventTransactionalGraph<TitanGraph>)createMock(EventTransactionalGraph.class);
 		
 		// setup expectations
 		expect(graph.isOpen()).andAnswer(new IAnswer<Boolean>() {
diff --git a/src/test/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjectsISwitchObjectTest.java b/src/test/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjectsISwitchObjectTest.java
index e063dcb..dacfdb5 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjectsISwitchObjectTest.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/core/INetMapTopologyObjectsISwitchObjectTest.java
@@ -226,7 +226,7 @@
 		portObj.setDevice(devObj);
 		
 		int i = 0;
-		for(IDeviceObject dev : swObj.getDevices()){
+		for(@SuppressWarnings("unused") IDeviceObject dev : swObj.getDevices()){
 			i++;
 		}
 		assertEquals(i, numOfDev);
diff --git a/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestableLinkStorageImpl.java b/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestableLinkStorageImpl.java
index 2f90d48..ecba546 100644
--- a/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestableLinkStorageImpl.java
+++ b/src/test/java/net/onrc/onos/ofcontroller/core/internal/TestableLinkStorageImpl.java
@@ -18,6 +18,7 @@
  *
  */
 
+@SuppressWarnings("deprecation")
 public class TestableLinkStorageImpl extends LinkStorageImpl {
 	protected TitanGraph graph;