diff --git a/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java
index baf3bc4..6debaf4 100644
--- a/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java
+++ b/apps/l3vpn/netl3vpn/src/main/java/org/onosproject/l3vpn/netl3vpn/impl/DistributedNetL3VpnStore.java
@@ -29,12 +29,12 @@
 import org.onosproject.l3vpn.netl3vpn.FullMeshVpnConfig;
 import org.onosproject.l3vpn.netl3vpn.HubSpokeVpnConfig;
 import org.onosproject.l3vpn.netl3vpn.InterfaceInfo;
+import org.onosproject.l3vpn.netl3vpn.NetL3VpnStore;
 import org.onosproject.l3vpn.netl3vpn.ProtocolInfo;
 import org.onosproject.l3vpn.netl3vpn.RouteProtocol;
 import org.onosproject.l3vpn.netl3vpn.VpnConfig;
 import org.onosproject.l3vpn.netl3vpn.VpnInstance;
 import org.onosproject.l3vpn.netl3vpn.VpnType;
-import org.onosproject.l3vpn.netl3vpn.NetL3VpnStore;
 import org.onosproject.net.DeviceId;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.ConsistentMap;
@@ -77,6 +77,7 @@
                            .register(LeafListKey.class)
                            .register(ListKey.class)
                            .register(AccessInfo.class)
+                           .register(InterfaceInfo.class)
                            .register(BgpInfo.class)
                            .register(RouteProtocol.class)
                            .register(ProtocolInfo.class)
@@ -187,6 +188,13 @@
     }
 
     @Override
+    public void addVpnIns(String name, VpnInstance instance) {
+        checkNotNull(name, VPN_NAME_NULL);
+        checkNotNull(instance, VPN_INS_NULL);
+        vpnInsMap.put(name, instance);
+    }
+
+    @Override
     public void addInterfaceInfo(AccessInfo accessInfo, InterfaceInfo intInfo) {
         checkNotNull(accessInfo, ACCESS_INFO_NULL);
         checkNotNull(intInfo, INT_INFO_NULL);