diff --git a/core/api/src/test/java/org/onosproject/net/device/DeviceServiceAdapter.java b/core/api/src/test/java/org/onosproject/net/device/DeviceServiceAdapter.java
index 7d31d0f..9c6887c 100644
--- a/core/api/src/test/java/org/onosproject/net/device/DeviceServiceAdapter.java
+++ b/core/api/src/test/java/org/onosproject/net/device/DeviceServiceAdapter.java
@@ -132,4 +132,9 @@
         return Collections.emptyList();
     }
 
+    @Override
+    public String localStatus(DeviceId deviceId) {
+        return null;
+    }
+
 }