diff --git a/app/src/main/java/org/onosproject/olt/impl/AccessDeviceData.java b/app/src/main/java/org/onosproject/olt/impl/AccessDeviceData.java
index dee5f5a..1cfc62b 100644
--- a/app/src/main/java/org/onosproject/olt/impl/AccessDeviceData.java
+++ b/app/src/main/java/org/onosproject/olt/impl/AccessDeviceData.java
@@ -43,6 +43,7 @@
      * @param deviceId access device ID
      * @param uplink uplink port number
      * @param vlan device VLAN ID
+     * @param defaultVlan default device VLAN ID
      */
     public AccessDeviceData(DeviceId deviceId, PortNumber uplink, VlanId vlan,
                             Optional<VlanId> defaultVlan) {
diff --git a/app/src/main/java/org/onosproject/olt/rest/OltWebResource.java b/app/src/main/java/org/onosproject/olt/rest/OltWebResource.java
index 8479c19..e3dafec 100644
--- a/app/src/main/java/org/onosproject/olt/rest/OltWebResource.java
+++ b/app/src/main/java/org/onosproject/olt/rest/OltWebResource.java
@@ -40,6 +40,9 @@
     /**
      * Provision a subscriber.
      *
+     * @param device device id
+     * @param port port number
+     * @param vlan vlan id
      * @return 200 OK
      */
     @POST
@@ -60,6 +63,10 @@
 
     /**
      * Remove the provisioning for a subscriber.
+     *
+     * @param device device id
+     * @param port port number
+     * @return 200 OK
      */
     @DELETE
     @Produces(MediaType.APPLICATION_JSON)