diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/packet/impl/DistributedPacketStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/packet/impl/DistributedPacketStore.java
index be38785..793e759 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/packet/impl/DistributedPacketStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/packet/impl/DistributedPacketStore.java
@@ -72,8 +72,8 @@
         protected void setupKryoPool() {
             serializerPool = KryoNamespace.newBuilder()
                     .register(KryoNamespaces.API)
-                    .build()
-                    .populate(1);
+                    .nextId(KryoNamespaces.BEGIN_USER_CUSTOM_ID)
+                    .build();
         }
     };