diff --git a/core/store/primitives/src/main/java/org/onosproject/store/atomix/cluster/impl/AtomixClusterStore.java b/core/store/primitives/src/main/java/org/onosproject/store/atomix/cluster/impl/AtomixClusterStore.java
index a1b7f16..933c8ec 100644
--- a/core/store/primitives/src/main/java/org/onosproject/store/atomix/cluster/impl/AtomixClusterStore.java
+++ b/core/store/primitives/src/main/java/org/onosproject/store/atomix/cluster/impl/AtomixClusterStore.java
@@ -15,23 +15,11 @@
  */
 package org.onosproject.store.atomix.cluster.impl;
 
-import java.time.Instant;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-import java.util.stream.Collectors;
-
 import com.google.common.collect.Maps;
 import io.atomix.cluster.ClusterMembershipEvent;
 import io.atomix.cluster.ClusterMembershipEventListener;
 import io.atomix.cluster.ClusterMembershipService;
 import io.atomix.cluster.Member;
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
 import org.onlab.packet.IpAddress;
 import org.onosproject.cluster.ClusterEvent;
 import org.onosproject.cluster.ClusterStore;
@@ -44,16 +32,26 @@
 import org.onosproject.core.VersionService;
 import org.onosproject.store.AbstractStore;
 import org.onosproject.store.atomix.impl.AtomixManager;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.time.Instant;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+import java.util.stream.Collectors;
+
 import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * Atomix cluster store.
  */
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = ClusterStore.class)
 public class AtomixClusterStore extends AbstractStore<ClusterEvent, ClusterStoreDelegate> implements ClusterStore {
     private static final String INSTANCE_ID_NULL = "Instance ID cannot be null";
 
@@ -62,10 +60,10 @@
 
     private final Logger log = LoggerFactory.getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected AtomixManager atomixManager;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected VersionService versionService;
 
     private ClusterMembershipService membershipService;