diff --git a/core/store/serializers/src/main/java/org/onosproject/store/serializers/KryoNamespaces.java b/core/store/serializers/src/main/java/org/onosproject/store/serializers/KryoNamespaces.java
index 79461b7..91982d0 100644
--- a/core/store/serializers/src/main/java/org/onosproject/store/serializers/KryoNamespaces.java
+++ b/core/store/serializers/src/main/java/org/onosproject/store/serializers/KryoNamespaces.java
@@ -33,6 +33,7 @@
 import org.onlab.util.Bandwidth;
 import org.onlab.util.ClosedOpenRange;
 import org.onlab.util.Frequency;
+import org.onlab.util.ImmutableByteSequence;
 import org.onlab.util.KryoNamespace;
 import org.onlab.util.Match;
 import org.onosproject.app.ApplicationState;
@@ -535,6 +536,7 @@
             )
             .register(ClosedOpenRange.class)
             .register(DiscreteResourceCodec.class)
+            .register(ImmutableByteSequence.class)
             .build("API");