diff --git a/aai-schema/pom.xml b/aai-schema/pom.xml
index 456e888..3042c59 100644
--- a/aai-schema/pom.xml
+++ b/aai-schema/pom.xml
@@ -57,6 +57,11 @@
             <version>RELEASE</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.jvnet.jaxb2_commons</groupId>
+            <artifactId>jaxb2-basics</artifactId>
+            <version>0.11.1</version>
+        </dependency>
     </dependencies>
     <build>
         <plugins>
@@ -89,6 +94,7 @@
                             <extension>true</extension>
                             <arguments>
                                 <argument>-Xannotate</argument>
+                                <argument>-XtoString</argument>
                             </arguments>
                         </configuration>
                     </execution>
@@ -96,6 +102,11 @@
                 <dependencies>
                     <dependency>
                         <groupId>org.jvnet.jaxb2_commons</groupId>
+                        <artifactId>jaxb2-basics</artifactId>
+                        <version>0.11.1</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>org.jvnet.jaxb2_commons</groupId>
                         <artifactId>jaxb2-basics-annotate</artifactId>
                         <version>1.0.2</version>
                     </dependency>