diff --git a/core/api/src/test/java/org/onosproject/net/driver/DriverAdapter.java b/core/api/src/test/java/org/onosproject/net/driver/DriverAdapter.java
index a989e758..25b3aca 100644
--- a/core/api/src/test/java/org/onosproject/net/driver/DriverAdapter.java
+++ b/core/api/src/test/java/org/onosproject/net/driver/DriverAdapter.java
@@ -84,6 +84,11 @@
     }
 
     @Override
+    public String getProperty(String name) {
+        return null;
+    }
+
+    @Override
     public Driver merge(Driver other) {
         return null;
     }