Small bug fix for providerId

Change-Id: I5966a7f5a6b9027b671abbb79973fe1f143cfb91
diff --git a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
index 50fd8be..d5afdb7 100644
--- a/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
+++ b/apps/dhcprelay/src/main/java/org/onosproject/dhcprelay/Dhcp6HandlerImpl.java
@@ -93,7 +93,7 @@
 @Property(name = "version", value = "6")
 public class Dhcp6HandlerImpl implements DhcpHandler, HostProvider {
     public static final String DHCP_V6_RELAY_APP = "org.onosproject.Dhcp6HandlerImpl";
-    public static final ProviderId PROVIDER_ID = new ProviderId("dhcp4", DHCP_V6_RELAY_APP);
+    public static final ProviderId PROVIDER_ID = new ProviderId("dhcp6", DHCP_V6_RELAY_APP);
     private static Logger log = LoggerFactory.getLogger(Dhcp6HandlerImpl.class);
 
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)