diff --git a/api-ref/src/wadls/compute-api/src/v2.1/wadl/os-agents-v2.1.wadl b/api-ref/src/wadls/compute-api/src/v2.1/wadl/os-agents-v2.1.wadl
index ecca38da1..003dc6795 100644
--- a/api-ref/src/wadls/compute-api/src/v2.1/wadl/os-agents-v2.1.wadl
+++ b/api-ref/src/wadls/compute-api/src/v2.1/wadl/os-agents-v2.1.wadl
@@ -61,6 +61,49 @@
             xmlns="http://docbook.org/ns/docbook">
             <para role="shortdesc">Lists agent builds.</para>
         </wadl:doc>
+        <request>
+        <param name="agent_id" style="plain" required="true" type="csapi:UUID">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The UUID of the agent.
+                </para>
+            </wadl:doc>
+        </param>
+        <param name="architecture" style="plain" required="true" type="xsd:string">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The architecture of agent.
+                </para>
+            </wadl:doc>
+        </param>
+        <param name="hypervisor" style="plain" required="true" type="xsd:string">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The hypervisor of agent.
+                </para>
+            </wadl:doc>
+        </param>
+        <param name="url" style="plain"
+            required="true" type="xsd:string">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The URL
+                   associated with the
+                agent.</para></wadl:doc>
+        </param>
+        <param name="md5hash" style="plain"
+            required="true" type="xsd:string">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The MD5 hash.</para></wadl:doc>
+        </param>
+        <param name="version" style="plain"
+            required="true" type="xsd:string">
+            <wadl:doc
+                xmlns="http://docbook.org/ns/docbook"
+                xml:lang="EN"><para>The version.</para></wadl:doc>
+        </param>
+        </request>
         <response status="200">
             <representation mediaType="application/json">
                 <wadl:doc xml:lang="EN"