diff --git a/apps/pce/pcerest/src/main/java/org/onosproject/pcerest/PceCodecRegistrator.java b/apps/pce/pcerest/src/main/java/org/onosproject/pcerest/PceCodecRegistrator.java
index acfe5b4..be8686a 100644
--- a/apps/pce/pcerest/src/main/java/org/onosproject/pcerest/PceCodecRegistrator.java
+++ b/apps/pce/pcerest/src/main/java/org/onosproject/pcerest/PceCodecRegistrator.java
@@ -15,11 +15,11 @@
  */
 package org.onosproject.pcerest;
 
-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.pce.pceservice.PcePath;
 import org.slf4j.Logger;
@@ -33,7 +33,7 @@
 
     private static Logger log = LoggerFactory.getLogger(PceCodecRegistrator.class);
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CodecService codecService;
 
     @Activate