diff --git a/nb-configuration.xml b/nb-configuration.xml
new file mode 100644
index 0000000000000000000000000000000000000000..ccc57164f9f4cc8c219ddbb737ceb6c575bc5352
--- /dev/null
+++ b/nb-configuration.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project-shared-configuration>
+    <!--
+This file contains additional configuration written by modules in the NetBeans IDE.
+The configuration is intended to be shared among all the users of project and
+therefore it is assumed to be part of version control checkout.
+Without this configuration present, some functionality in the IDE may be limited or fail altogether.
+-->
+    <properties xmlns="http://www.netbeans.org/ns/maven-properties-data/1">
+        <!--
+Properties that influence various parts of the IDE, especially code formatting and the like. 
+You can copy and paste the single properties, into the pom.xml file and the IDE will pick them up.
+That way multiple projects can share the same settings (useful for formatting rules for example).
+Any value defined here will override the pom.xml file value but is only applicable to the current project.
+-->
+        <netbeans.hint.jdkPlatform>JDK_14</netbeans.hint.jdkPlatform>
+    </properties>
+</project-shared-configuration>
diff --git a/src/main/java/net/ivoa/xml/uws/v1/ShortJobDescription.java b/src/main/java/net/ivoa/xml/uws/v1/ShortJobDescription.java
index 882e3fea103e0e1e8864e27ba7dd63ba43832233..2f67b394c1c5cbfce8561b6d80d78e7534150674 100644
--- a/src/main/java/net/ivoa/xml/uws/v1/ShortJobDescription.java
+++ b/src/main/java/net/ivoa/xml/uws/v1/ShortJobDescription.java
@@ -58,8 +58,8 @@ public class ShortJobDescription {
     @XmlSchemaType(name = "string")
     protected ExecutionPhase phase;
     protected String runId;
-    @XmlElementRef(name = "ownerId", namespace = "http://www.ivoa.net/xml/UWS/v1.0", type = JAXBElement.class, required = false)
-    protected JAXBElement<String> ownerId;
+    @XmlElement(required = true, nillable = true)
+    protected String ownerId;
     @XmlSchemaType(name = "dateTime")
     protected XMLGregorianCalendar creationTime;
     @XmlAttribute(name = "id", required = true)
@@ -127,7 +127,7 @@ public class ShortJobDescription {
      *     {@link JAXBElement }{@code <}{@link String }{@code >}
      *     
      */
-    public JAXBElement<String> getOwnerId() {
+    public String getOwnerId() {
         return ownerId;
     }
 
@@ -139,7 +139,7 @@ public class ShortJobDescription {
      *     {@link JAXBElement }{@code <}{@link String }{@code >}
      *     
      */
-    public void setOwnerId(JAXBElement<String> value) {
+    public void setOwnerId(String value) {
         this.ownerId = value;
     }