diff --git a/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMonitorService.java b/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMonitorService.java
index db00278..24f7717 100644
--- a/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMonitorService.java
+++ b/apps/cpman/src/main/java/org/onosproject/cpman/ControlPlaneMonitorService.java
@@ -31,6 +31,7 @@
      *
      * @param controlMetric  control plane metric (e.g., control message rate, cpu, memory, etc.)
      * @param updateInterval value update interval (time unit will be in minute)
+     * @param deviceId       {@link org.onosproject.net.DeviceId}
      */
     void updateMetric(ControlMetric controlMetric, int updateInterval, Optional<DeviceId> deviceId);
 
diff --git a/apps/cpman/src/main/java/org/onosproject/cpman/MetricsAggregator.java b/apps/cpman/src/main/java/org/onosproject/cpman/MetricsAggregator.java
index 2367629..abd5b1c 100644
--- a/apps/cpman/src/main/java/org/onosproject/cpman/MetricsAggregator.java
+++ b/apps/cpman/src/main/java/org/onosproject/cpman/MetricsAggregator.java
@@ -45,8 +45,9 @@
      * Instantiates the metrics service
      * Initializes all the general metrics for that object
      *
-     * @param type      Control metric type
-     * @param deviceId  DeviceId
+     * @param metricsService MetricsService reference
+     * @param type           Control metric type
+     * @param deviceId       DeviceId
      */
     MetricsAggregator(MetricsService metricsService, ControlMetricType type, Optional<DeviceId> deviceId) {
         String primitiveName = type.toString();