diff --git a/apps/mappingmanagement/web/src/main/java/org/onosproject/mapping/web/gui/MappingsUI.java b/apps/mappingmanagement/web/src/main/java/org/onosproject/mapping/web/gui/MappingsUI.java
index 9f87004..2b05988 100644
--- a/apps/mappingmanagement/web/src/main/java/org/onosproject/mapping/web/gui/MappingsUI.java
+++ b/apps/mappingmanagement/web/src/main/java/org/onosproject/mapping/web/gui/MappingsUI.java
@@ -16,17 +16,16 @@
 package org.onosproject.mapping.web.gui;
 
 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.apache.felix.scr.annotations.Service;
 import org.onosproject.ui.UiExtension;
 import org.onosproject.ui.UiExtensionService;
 import org.onosproject.ui.UiMessageHandlerFactory;
 import org.onosproject.ui.UiView;
 import org.onosproject.ui.UiViewHidden;
+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;
 
@@ -35,8 +34,7 @@
 /**
  * Mechanism to stream data to the GUI.
  */
-@Component(immediate = true, enabled = true)
-@Service(value = MappingsUI.class)
+@Component(immediate = true, service = MappingsUI.class)
 public class MappingsUI {
     private static final String MAPPING_ID = "mapping";
     private static final String RES_PATH = "gui";
@@ -44,7 +42,7 @@
 
     private final Logger log = LoggerFactory.getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected UiExtensionService uiExtensionService;
 
     // Factory for UI message handlers