diff --git a/providers/rest/device/src/main/java/org/onosproject/provider/rest/device/impl/RestDeviceProvider.java b/providers/rest/device/src/main/java/org/onosproject/provider/rest/device/impl/RestDeviceProvider.java
index 2f25bb3..8cbfe49 100644
--- a/providers/rest/device/src/main/java/org/onosproject/provider/rest/device/impl/RestDeviceProvider.java
+++ b/providers/rest/device/src/main/java/org/onosproject/provider/rest/device/impl/RestDeviceProvider.java
@@ -31,6 +31,7 @@
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.MastershipRole;
+import org.onosproject.net.PortNumber;
 import org.onosproject.net.SparseAnnotations;
 import org.onosproject.net.behaviour.PortDiscovery;
 import org.onosproject.net.config.ConfigFactory;
@@ -256,4 +257,10 @@
                             event.type() == CONFIG_UPDATED);
         }
     }
+
+    @Override
+    public void changePortState(DeviceId deviceId, PortNumber portNumber,
+                                boolean enable) {
+        // TODO if required
+    }
 }