diff --git a/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DeviceManagementRequestsJson.java b/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DeviceManagementRequestsJson.java
index a7a7ea7f0c2..a4df8c90320 100644
--- a/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DeviceManagementRequestsJson.java
+++ b/rest-api/resources/src/main/java/org/eclipse/kapua/app/api/resources/v1/resources/DeviceManagementRequestsJson.java
@@ -59,8 +59,8 @@ public class DeviceManagementRequestsJson extends AbstractKapuaResource implemen
      * @throws KapuaException Whenever something bad happens. See specific {@link KapuaService} exceptions.
      */
     @POST
-    @Consumes({ MediaType.APPLICATION_JSON })
-    @Produces({ MediaType.APPLICATION_JSON })
+    @Consumes({MediaType.APPLICATION_JSON})
+    @Produces({MediaType.APPLICATION_JSON})
     public JsonGenericResponseMessage sendRequest(
             @PathParam("scopeId") ScopeId scopeId,
             @PathParam("deviceId") EntityId deviceId,
diff --git a/service/device/api/src/main/java/org/eclipse/kapua/service/device/management/message/KapuaAppChannel.java b/service/device/api/src/main/java/org/eclipse/kapua/service/device/management/message/KapuaAppChannel.java
index 2187d2ae0f6..4f86788c14c 100644
--- a/service/device/api/src/main/java/org/eclipse/kapua/service/device/management/message/KapuaAppChannel.java
+++ b/service/device/api/src/main/java/org/eclipse/kapua/service/device/management/message/KapuaAppChannel.java
@@ -12,6 +12,8 @@
  *******************************************************************************/
 package org.eclipse.kapua.service.device.management.message;
 
+import javax.xml.bind.annotation.XmlElement;
+
 /**
  * Kapua application message channel definition.<br>
  * This object defines the common channel behavior for a Kapua request or response message.<br>
@@ -26,6 +28,7 @@ public interface KapuaAppChannel extends KapuaControlChannel {
      *
      * @return
      */
+    @XmlElement(name = "appName")
     KapuaAppProperties getAppName();
 
     /**
@@ -40,6 +43,7 @@ public interface KapuaAppChannel extends KapuaControlChannel {
      *
      * @return
      */
+    @XmlElement(name = "version")
     KapuaAppProperties getVersion();
 
     /**