diff --git a/apps/roadm/src/main/java/org/onosproject/roadm/DistributedRoadmStore.java b/apps/roadm/src/main/java/org/onosproject/roadm/DistributedRoadmStore.java
index 7cd2ea4..c137c13 100644
--- a/apps/roadm/src/main/java/org/onosproject/roadm/DistributedRoadmStore.java
+++ b/apps/roadm/src/main/java/org/onosproject/roadm/DistributedRoadmStore.java
@@ -15,37 +15,34 @@
  */
 package org.onosproject.roadm;
 
-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.onosproject.net.DeviceId;
 import org.onosproject.net.PortNumber;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.ConsistentMap;
 import org.onosproject.store.service.Serializer;
 import org.onosproject.store.service.StorageService;
+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.util.HashMap;
 import java.util.Map;
 
 /**
  * Manages the port target powers for ROADM devices.
  */
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = RoadmStore.class)
 public class DistributedRoadmStore implements RoadmStore {
     private static Logger log = LoggerFactory.getLogger(DistributedRoadmStore.class);
 
     private ConsistentMap<DeviceId, Map<PortNumber, Long>> distPowerMap;
     private Map<DeviceId, Map<PortNumber, Long>> powerMap;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected StorageService storageService;
 
     @Activate
diff --git a/apps/roadm/src/main/java/org/onosproject/roadm/RoadmComponent.java b/apps/roadm/src/main/java/org/onosproject/roadm/RoadmComponent.java
index 5056b71..0526c78 100644
--- a/apps/roadm/src/main/java/org/onosproject/roadm/RoadmComponent.java
+++ b/apps/roadm/src/main/java/org/onosproject/roadm/RoadmComponent.java
@@ -16,11 +16,11 @@
 package org.onosproject.roadm;
 
 import com.google.common.collect.ImmutableList;
-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.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.onosproject.ui.UiExtension;
 import org.onosproject.ui.UiExtensionService;
 import org.onosproject.ui.UiMessageHandlerFactory;
@@ -44,7 +44,7 @@
 
     private final Logger log = LoggerFactory.getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected UiExtensionService uiExtensionService;
 
     // List of application views
diff --git a/apps/roadm/src/main/java/org/onosproject/roadm/RoadmManager.java b/apps/roadm/src/main/java/org/onosproject/roadm/RoadmManager.java
index d5bd501..2abe2a6 100644
--- a/apps/roadm/src/main/java/org/onosproject/roadm/RoadmManager.java
+++ b/apps/roadm/src/main/java/org/onosproject/roadm/RoadmManager.java
@@ -17,12 +17,6 @@
 
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Range;
-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.onosproject.core.ApplicationId;
 import org.onosproject.core.CoreService;
 import org.onosproject.net.ChannelSpacing;
@@ -36,8 +30,8 @@
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.behaviour.LambdaQuery;
 import org.onosproject.net.behaviour.PowerConfig;
-import org.onosproject.net.behaviour.protection.ProtectionConfigBehaviour;
 import org.onosproject.net.behaviour.protection.ProtectedTransportEndpointState;
+import org.onosproject.net.behaviour.protection.ProtectionConfigBehaviour;
 import org.onosproject.net.behaviour.protection.TransportEndpointState;
 import org.onosproject.net.device.DeviceEvent;
 import org.onosproject.net.device.DeviceListener;
@@ -53,7 +47,11 @@
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.flow.criteria.Criteria;
 import org.onosproject.net.flow.instructions.Instructions;
-
+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;
 
@@ -74,8 +72,7 @@
 /**
  * Application for monitoring and configuring ROADM devices.
  */
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = RoadmService.class)
 public class RoadmManager implements RoadmService {
 
     private static final String APP_NAME = "org.onosproject.roadm";
@@ -85,16 +82,16 @@
 
     private DeviceListener deviceListener = new InternalDeviceListener();
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected RoadmStore roadmStore;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CoreService coreService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected DeviceService deviceService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected FlowRuleService flowRuleService;
 
     @Activate