diff --git a/core/net/src/test/java/org/onosproject/net/proxyarp/impl/ProxyArpManagerTest.java b/core/net/src/test/java/org/onosproject/net/proxyarp/impl/ProxyArpManagerTest.java
index 50baee9..6e91ab0 100644
--- a/core/net/src/test/java/org/onosproject/net/proxyarp/impl/ProxyArpManagerTest.java
+++ b/core/net/src/test/java/org/onosproject/net/proxyarp/impl/ProxyArpManagerTest.java
@@ -416,7 +416,7 @@
      */
     @Test
     public void testNotKnown() {
-        expect(hostService.getHostsByIp(IP1)).andReturn(Collections.<Host>emptySet());
+        expect(hostService.getHostsByIp(IP1)).andReturn(Collections.emptySet());
         replay(hostService);
         replay(interfaceService);