diff --git a/app/src/main/java/org/onosproject/segmentrouting/mcast/McastFilteringObjStoreSerializer.java b/app/src/main/java/org/onosproject/segmentrouting/mcast/McastFilteringObjStoreSerializer.java
new file mode 100644
index 0000000..a23fa69
--- /dev/null
+++ b/app/src/main/java/org/onosproject/segmentrouting/mcast/McastFilteringObjStoreSerializer.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.segmentrouting.mcast;
+
+
+import com.esotericsoftware.kryo.Kryo;
+import com.esotericsoftware.kryo.Serializer;
+import com.esotericsoftware.kryo.io.Input;
+import com.esotericsoftware.kryo.io.Output;
+import org.onlab.packet.VlanId;
+import org.onosproject.net.ConnectPoint;
+
+/**
+ * Custom serializer for {@link McastFilteringObjStoreKey}.
+ */
+class McastFilteringObjStoreSerializer extends Serializer<McastFilteringObjStoreKey> {
+
+    /**
+     * Creates {@link McastFilteringObjStoreSerializer} serializer instance.
+     */
+    McastFilteringObjStoreSerializer() {
+        // non-null, immutable
+        super(false, true);
+    }
+
+    @Override
+    public void write(Kryo kryo, Output output, McastFilteringObjStoreKey object) {
+        kryo.writeClassAndObject(output, object.ingressCP());
+        kryo.writeClassAndObject(output, object.vlanId());
+        kryo.writeClassAndObject(output, object.isIpv4());
+    }
+
+    @Override
+    public McastFilteringObjStoreKey read(Kryo kryo, Input input, Class<McastFilteringObjStoreKey> type) {
+        ConnectPoint ingressCP = (ConnectPoint) kryo.readClassAndObject(input);
+        VlanId vlanId = (VlanId) kryo.readClassAndObject(input);
+        boolean isIpv4 = (boolean) kryo.readClassAndObject(input);
+        return new McastFilteringObjStoreKey(ingressCP, vlanId, isIpv4);
+    }
+}