diff --git a/sandbox/src/test/resources/org/springframework/ws/soap/addressing/request-200408.xml b/sandbox/src/test/resources/org/springframework/ws/soap/addressing/request-200408.xml
new file mode 100644
index 00000000..cdcf14db
--- /dev/null
+++ b/sandbox/src/test/resources/org/springframework/ws/soap/addressing/request-200408.xml
@@ -0,0 +1,24 @@
+<S:Envelope xmlns:S="http://www.w3.org/2003/05/soap-envelope"
+            xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing"
+            xmlns:f123="http://www.fabrikam123.example/svc53">
+    <S:Header>
+        <wsa:MessageID>uuid:aaaabbbb-cccc-dddd-eeee-ffffffffffff
+        </wsa:MessageID>
+        <wsa:ReplyTo>
+            <wsa:Address>http://business456.example/client1</wsa:Address>
+            <wsa:ReferenceProperties>
+                <f123:CustomerKey>123456789</f123:CustomerKey>
+            </wsa:ReferenceProperties>
+            <wsa:ReferenceParameters>
+                <f123:ShoppingCart>ABCDEFG</f123:ShoppingCart>
+            </wsa:ReferenceParameters>
+        </wsa:ReplyTo>
+        <wsa:To S:mustUnderstand="1">mailto:joe@fabrikam123.example</wsa:To>
+        <wsa:Action>http://fabrikam123.example/mail/Delete</wsa:Action>
+    </S:Header>
+    <S:Body>
+        <f123:Delete>
+            <maxCount>42</maxCount>
+        </f123:Delete>
+    </S:Body>
+</S:Envelope>
\ No newline at end of file
diff --git a/sandbox/src/test/resources/org/springframework/ws/soap/addressing/response-200408.xml b/sandbox/src/test/resources/org/springframework/ws/soap/addressing/response-200408.xml
new file mode 100644
index 00000000..dd226ad9
--- /dev/null
+++ b/sandbox/src/test/resources/org/springframework/ws/soap/addressing/response-200408.xml
@@ -0,0 +1,19 @@
+<S:Envelope xmlns:S="http://www.w3.org/2003/05/soap-envelope"
+            xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing"
+            xmlns:f123="http://www.fabrikam123.example/svc53">
+    <S:Header>
+        <wsa:MessageID>
+            uuid:aaaabbbb-cccc-dddd-eeee-wwwwwwwwwww
+        </wsa:MessageID>
+        <wsa:RelatesTo RelationshipType="wsa:Reply">
+            uuid:aaaabbbb-cccc-dddd-eeee-ffffffffffff
+        </wsa:RelatesTo>
+        <wsa:To S:mustUnderstand="1">
+            http://business456.example/client1
+        </wsa:To>
+        <wsa:Action>http://fabrikam123.example/mail/DeleteAck</wsa:Action>
+    </S:Header>
+    <S:Body>
+        <f123:DeleteAck/>
+    </S:Body>
+</S:Envelope>
\ No newline at end of file