diff --git a/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodecRegistrator.java b/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodecRegistrator.java
index b6bccd0..0a2120a 100644
--- a/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodecRegistrator.java
+++ b/apps/faultmanagement/fmweb/src/main/java/org/onosproject/faultmanagement/web/AlarmCodecRegistrator.java
@@ -15,11 +15,11 @@
  */
 package org.onosproject.faultmanagement.web;
 
-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.codec.CodecService;
 import org.onosproject.incubator.net.faultmanagement.alarm.Alarm;
 
@@ -34,7 +34,7 @@
 
     private static final Logger log = LoggerFactory.getLogger(AlarmCodecRegistrator.class);
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CodecService codecService;
 
     @Activate