diff --git a/drivers/default/src/main/java/org/onosproject/driver/DefaultCodecRegister.java b/drivers/default/src/main/java/org/onosproject/driver/DefaultCodecRegister.java
index 97f4c6a..9b643ef 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/DefaultCodecRegister.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/DefaultCodecRegister.java
@@ -15,11 +15,11 @@
  */
 package org.onosproject.driver;
 
-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.driver.extensions.MoveExtensionTreatment;
 import org.onosproject.driver.extensions.NiciraMatchNshSi;
@@ -75,7 +75,7 @@
 
     private final Logger log = getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CodecService codecService;
 
     @Activate
diff --git a/drivers/default/src/main/java/org/onosproject/driver/DefaultDriversLoader.java b/drivers/default/src/main/java/org/onosproject/driver/DefaultDriversLoader.java
index 261054b..d292aa6 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/DefaultDriversLoader.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/DefaultDriversLoader.java
@@ -16,16 +16,14 @@
 
 package org.onosproject.driver;
 
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Service;
 import org.onosproject.net.driver.AbstractIndependentDriverLoader;
 import org.onosproject.net.driver.DefaultDriverProviderService;
+import org.osgi.service.component.annotations.Component;
 
 /**
  * Loader for default device drivers.
  */
-@Service
-@Component(immediate = true)
+@Component(immediate = true, service = DefaultDriversLoader.class)
 public class DefaultDriversLoader extends AbstractIndependentDriverLoader
         implements DefaultDriverProviderService {
     public DefaultDriversLoader() {