diff --git a/core/api/src/main/java/org/onlab/onos/net/resource/BandwidthResourceAllocation.java b/core/api/src/main/java/org/onlab/onos/net/resource/BandwidthResourceAllocation.java
index 77db287..86f8b4e 100644
--- a/core/api/src/main/java/org/onlab/onos/net/resource/BandwidthResourceAllocation.java
+++ b/core/api/src/main/java/org/onlab/onos/net/resource/BandwidthResourceAllocation.java
@@ -3,7 +3,8 @@
 /**
  * Representation of allocated bandwidth resource.
  */
-public class BandwidthResourceAllocation extends BandwidthResourceRequest {
+public class BandwidthResourceAllocation extends BandwidthResourceRequest
+        implements ResourceAllocation {
     /**
      * Creates a new {@link BandwidthResourceAllocation} with {@link Bandwidth}
      * object.