diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/cluster/messaging/impl/ClusterCommunicationManager.java b/core/store/dist/src/main/java/org/onlab/onos/store/cluster/messaging/impl/ClusterCommunicationManager.java
index 1e47a00..6de94b4 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/cluster/messaging/impl/ClusterCommunicationManager.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/cluster/messaging/impl/ClusterCommunicationManager.java
@@ -34,10 +34,10 @@
 import org.onlab.onos.store.cluster.messaging.ClusterMessage;
 import org.onlab.onos.store.cluster.messaging.ClusterMessageHandler;
 import org.onlab.onos.store.cluster.messaging.MessageSubject;
-import org.onlab.onos.store.serializers.ClusterMessageSerializer;
 import org.onlab.onos.store.serializers.KryoNamespaces;
 import org.onlab.onos.store.serializers.KryoSerializer;
-import org.onlab.onos.store.serializers.MessageSubjectSerializer;
+import org.onlab.onos.store.serializers.impl.ClusterMessageSerializer;
+import org.onlab.onos.store.serializers.impl.MessageSubjectSerializer;
 import org.onlab.util.KryoNamespace;
 import org.onlab.netty.Endpoint;
 import org.onlab.netty.Message;
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/device/impl/GossipDeviceStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/device/impl/GossipDeviceStore.java
index bd5a04f..4665411 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/device/impl/GossipDeviceStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/device/impl/GossipDeviceStore.java
@@ -59,7 +59,7 @@
 import org.onlab.onos.store.cluster.messaging.MessageSubject;
 import org.onlab.onos.store.impl.Timestamped;
 import org.onlab.onos.store.serializers.KryoSerializer;
-import org.onlab.onos.store.serializers.DistributedStoreSerializers;
+import org.onlab.onos.store.serializers.impl.DistributedStoreSerializers;
 import org.onlab.packet.ChassisId;
 import org.onlab.util.KryoNamespace;
 import org.onlab.util.NewConcurrentHashMap;
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/flow/impl/DistributedFlowRuleStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/flow/impl/DistributedFlowRuleStore.java
index 81f2bfd..f65da3f 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/flow/impl/DistributedFlowRuleStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/flow/impl/DistributedFlowRuleStore.java
@@ -75,9 +75,9 @@
 import org.onlab.onos.store.hz.AbstractHazelcastStore;
 import org.onlab.onos.store.hz.SMap;
 import org.onlab.onos.store.serializers.DecodeTo;
-import org.onlab.onos.store.serializers.DistributedStoreSerializers;
 import org.onlab.onos.store.serializers.KryoSerializer;
 import org.onlab.onos.store.serializers.StoreSerializer;
+import org.onlab.onos.store.serializers.impl.DistributedStoreSerializers;
 import org.onlab.util.KryoNamespace;
 import org.slf4j.Logger;
 
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/host/impl/GossipHostStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/host/impl/GossipHostStore.java
index 30a73e0..5353a91 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/host/impl/GossipHostStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/host/impl/GossipHostStore.java
@@ -67,8 +67,8 @@
 import org.onlab.onos.store.cluster.messaging.ClusterMessageHandler;
 import org.onlab.onos.store.cluster.messaging.MessageSubject;
 import org.onlab.onos.store.impl.Timestamped;
-import org.onlab.onos.store.serializers.DistributedStoreSerializers;
 import org.onlab.onos.store.serializers.KryoSerializer;
+import org.onlab.onos.store.serializers.impl.DistributedStoreSerializers;
 import org.onlab.packet.IpAddress;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/link/impl/GossipLinkStore.java b/core/store/dist/src/main/java/org/onlab/onos/store/link/impl/GossipLinkStore.java
index 351581d..e82742a 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/link/impl/GossipLinkStore.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/link/impl/GossipLinkStore.java
@@ -55,8 +55,8 @@
 import org.onlab.onos.store.cluster.messaging.ClusterMessageHandler;
 import org.onlab.onos.store.cluster.messaging.MessageSubject;
 import org.onlab.onos.store.impl.Timestamped;
-import org.onlab.onos.store.serializers.DistributedStoreSerializers;
 import org.onlab.onos.store.serializers.KryoSerializer;
+import org.onlab.onos.store.serializers.impl.DistributedStoreSerializers;
 import org.onlab.util.KryoNamespace;
 import org.slf4j.Logger;
 
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/ClusterMessageSerializer.java b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/ClusterMessageSerializer.java
similarity index 97%
rename from core/store/dist/src/main/java/org/onlab/onos/store/serializers/ClusterMessageSerializer.java
rename to core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/ClusterMessageSerializer.java
index 9cc7f8a..d3f31bb 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/ClusterMessageSerializer.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/ClusterMessageSerializer.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onlab.onos.store.serializers;
+package org.onlab.onos.store.serializers.impl;
 
 import org.onlab.onos.cluster.NodeId;
 import org.onlab.onos.store.cluster.messaging.ClusterMessage;
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/DistributedStoreSerializers.java b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/DistributedStoreSerializers.java
similarity index 92%
rename from core/store/dist/src/main/java/org/onlab/onos/store/serializers/DistributedStoreSerializers.java
rename to core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/DistributedStoreSerializers.java
index d2de5ad..2de47bd 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/DistributedStoreSerializers.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/DistributedStoreSerializers.java
@@ -13,11 +13,12 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onlab.onos.store.serializers;
+package org.onlab.onos.store.serializers.impl;
 
 import org.onlab.onos.store.impl.MastershipBasedTimestamp;
 import org.onlab.onos.store.impl.Timestamped;
 import org.onlab.onos.store.impl.WallClockTimestamp;
+import org.onlab.onos.store.serializers.KryoNamespaces;
 import org.onlab.util.KryoNamespace;
 
 public final class DistributedStoreSerializers {
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MastershipBasedTimestampSerializer.java
similarity index 97%
rename from core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java
rename to core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MastershipBasedTimestampSerializer.java
index 4221d57..83bff3c 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MastershipBasedTimestampSerializer.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MastershipBasedTimestampSerializer.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onlab.onos.store.serializers;
+package org.onlab.onos.store.serializers.impl;
 
 import org.onlab.onos.store.impl.MastershipBasedTimestamp;
 
diff --git a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MessageSubjectSerializer.java b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MessageSubjectSerializer.java
similarity index 96%
rename from core/store/dist/src/main/java/org/onlab/onos/store/serializers/MessageSubjectSerializer.java
rename to core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MessageSubjectSerializer.java
index e94d302..1173165 100644
--- a/core/store/dist/src/main/java/org/onlab/onos/store/serializers/MessageSubjectSerializer.java
+++ b/core/store/dist/src/main/java/org/onlab/onos/store/serializers/impl/MessageSubjectSerializer.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onlab.onos.store.serializers;
+package org.onlab.onos.store.serializers.impl;
 
 import org.onlab.onos.store.cluster.messaging.MessageSubject;
 
diff --git a/core/store/dist/src/test/java/org/onlab/onos/store/impl/MastershipBasedTimestampTest.java b/core/store/dist/src/test/java/org/onlab/onos/store/impl/MastershipBasedTimestampTest.java
index 0060d44..e1da794 100644
--- a/core/store/dist/src/test/java/org/onlab/onos/store/impl/MastershipBasedTimestampTest.java
+++ b/core/store/dist/src/test/java/org/onlab/onos/store/impl/MastershipBasedTimestampTest.java
@@ -21,7 +21,7 @@
 
 import org.junit.Test;
 import org.onlab.onos.store.Timestamp;
-import org.onlab.onos.store.serializers.MastershipBasedTimestampSerializer;
+import org.onlab.onos.store.serializers.impl.MastershipBasedTimestampSerializer;
 import org.onlab.util.KryoNamespace;
 
 import com.google.common.testing.EqualsTester;