diff --git a/source/web/WEB-INF/jboss-web.xml b/source/web/WEB-INF/jboss-web.xml
index dde958aff..f0343eaed 100644
--- a/source/web/WEB-INF/jboss-web.xml
+++ b/source/web/WEB-INF/jboss-web.xml
@@ -5,8 +5,14 @@
  "http://www.jboss.org/j2ee/dtd/jboss-web_4_2.dtd">
 
 <jboss-web>
+  <!-- In this sample it is assumed that main data source MySqlDS is configured in standalone.xml -->
+  <!-- and activitiIdGeneratorDataSource reuses it. Modify if/as needed -->
    <resource-ref>
       <res-ref-name>jdbc/dataSource</res-ref-name>
-      <jndi-name>java:alfresco-datasource</jndi-name>
+      <jndi-name>java:jboss/datasources/MySqlDS</jndi-name>
+   </resource-ref>
+   <resource-ref>
+      <res-ref-name>jdbc/activitiIdGeneratorDataSource</res-ref-name>
+      <jndi-name>java:jboss/datasources/MySqlDS</jndi-name>
    </resource-ref>
 </jboss-web>