diff --git a/testcases/javaee/dsmap2/src/main/resources/META-INF/persistence.xml b/testcases/javaee/dsmap2/src/main/resources/META-INF/persistence.xml
index 3f3e2d2..a0149d9 100644
--- a/testcases/javaee/dsmap2/src/main/resources/META-INF/persistence.xml
+++ b/testcases/javaee/dsmap2/src/main/resources/META-INF/persistence.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
   <persistence-unit name="org.example_dsmap2_war_1.0-SNAPSHOTPU" transaction-type="JTA">
-    <jta-data-source>jdbc/__default</jta-data-source>
+    <jta-data-source>jdbc/apprefname</jta-data-source>
     <exclude-unlisted-classes>false</exclude-unlisted-classes>
     <properties/>
   </persistence-unit>
diff --git a/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/glassfish-web.xml b/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/glassfish-web.xml
index 13e0059..f37ae0f 100644
--- a/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/glassfish-web.xml
+++ b/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/glassfish-web.xml
@@ -1,6 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE glassfish-web-app PUBLIC "-//GlassFish.org//DTD GlassFish Application Server 3.1 Servlet 3.0//EN" "http://glassfish.org/dtds/glassfish-web-app_3_0-1.dtd">
 <glassfish-web-app error-url="">
+  <resource-ref>
+    <res-ref-name>jdbc/apprefname</res-ref-name>
+    <jndi-name>jdbc/__default</jndi-name>
+  </resource-ref>
   <class-loader delegate="true"/>
   <jsp-config>
     <property name="keepgenerated" value="true">
diff --git a/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/web.xml b/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/web.xml
index a6c450c..9166ae8 100644
--- a/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/web.xml
+++ b/testcases/javaee/dsmap2/src/main/webapp/WEB-INF/web.xml
@@ -21,4 +21,10 @@
     <welcome-file-list>
         <welcome-file>faces/index.xhtml</welcome-file>
     </welcome-file-list>
+    <resource-ref>
+        <res-ref-name>jdbc/apprefname</res-ref-name>
+        <res-type>javax.sql.DataSource</res-type>
+        <res-auth>Container</res-auth>
+        <res-sharing-scope>Shareable</res-sharing-scope>
+    </resource-ref>
 </web-app>