diff --git a/incubator/store/src/main/java/org/onosproject/incubator/store/virtual/impl/SimpleVirtualFlowRuleStore.java b/incubator/store/src/main/java/org/onosproject/incubator/store/virtual/impl/SimpleVirtualFlowRuleStore.java
index 502796b..c12044d 100644
--- a/incubator/store/src/main/java/org/onosproject/incubator/store/virtual/impl/SimpleVirtualFlowRuleStore.java
+++ b/incubator/store/src/main/java/org/onosproject/incubator/store/virtual/impl/SimpleVirtualFlowRuleStore.java
@@ -23,14 +23,6 @@
 import com.google.common.collect.FluentIterable;
 import com.google.common.collect.Sets;
 import com.google.common.util.concurrent.SettableFuture;
-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.Modified;
-import org.apache.felix.scr.annotations.Property;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
 import org.onlab.util.Tools;
 import org.onosproject.incubator.net.virtual.NetworkId;
 import org.onosproject.incubator.net.virtual.VirtualNetworkFlowRuleStore;
@@ -40,16 +32,22 @@
 import org.onosproject.net.flow.FlowEntry;
 import org.onosproject.net.flow.FlowId;
 import org.onosproject.net.flow.FlowRule;
-import org.onosproject.net.flow.oldbatch.FlowRuleBatchEntry;
-import org.onosproject.net.flow.oldbatch.FlowRuleBatchEvent;
-import org.onosproject.net.flow.oldbatch.FlowRuleBatchOperation;
-import org.onosproject.net.flow.oldbatch.FlowRuleBatchRequest;
 import org.onosproject.net.flow.FlowRuleEvent;
 import org.onosproject.net.flow.FlowRuleStoreDelegate;
 import org.onosproject.net.flow.StoredFlowEntry;
 import org.onosproject.net.flow.TableStatisticsEntry;
+import org.onosproject.net.flow.oldbatch.FlowRuleBatchEntry;
+import org.onosproject.net.flow.oldbatch.FlowRuleBatchEvent;
+import org.onosproject.net.flow.oldbatch.FlowRuleBatchOperation;
+import org.onosproject.net.flow.oldbatch.FlowRuleBatchRequest;
 import org.onosproject.store.service.StorageService;
 import org.osgi.service.component.ComponentContext;
+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.Modified;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
 import org.slf4j.Logger;
 
 import java.util.ArrayList;
@@ -73,15 +71,14 @@
  */
 //TODO: support distributed flowrule store for virtual networks
 
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = VirtualNetworkFlowRuleStore.class)
 public class SimpleVirtualFlowRuleStore
         extends AbstractVirtualStore<FlowRuleBatchEvent, FlowRuleStoreDelegate>
         implements VirtualNetworkFlowRuleStore {
 
     private final Logger log = getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected StorageService storageService;
 
     private final ConcurrentMap<NetworkId,
@@ -92,8 +89,8 @@
     private final AtomicInteger localBatchIdGen = new AtomicInteger();
 
     private static final int DEFAULT_PENDING_FUTURE_TIMEOUT_MINUTES = 5;
-    @Property(name = "pendingFutureTimeoutMinutes", intValue = DEFAULT_PENDING_FUTURE_TIMEOUT_MINUTES,
-            label = "Expiration time after an entry is created that it should be automatically removed")
+    //@Property(name = "pendingFutureTimeoutMinutes", intValue = DEFAULT_PENDING_FUTURE_TIMEOUT_MINUTES,
+    //        label = "Expiration time after an entry is created that it should be automatically removed")
     private int pendingFutureTimeoutMinutes = DEFAULT_PENDING_FUTURE_TIMEOUT_MINUTES;
 
     private Cache<Integer, SettableFuture<CompletedBatchOperation>> pendingFutures =