diff --git a/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl b/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
index ed5fd6504..106f9b189 100644
--- a/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
+++ b/api-ref/src/wadls/orchestration-api/src/v1/orchestration-api.wadl
@@ -656,7 +656,10 @@
             <para role="shortdesc">Gets a template for a specified
                 stack.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="PUT" id="stack_update">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
@@ -812,7 +815,10 @@
             <para role="shortdesc">Lists the supported template
                 resource types.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="GET" id="resource_type_get">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
@@ -835,7 +841,10 @@
             <para role="shortdesc">Shows the template representation
                 for a specified resource type.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="GET" id="stack_resources_find">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
@@ -863,7 +872,10 @@
                 </param>
             </representation>
         </request>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="GET" id="resource_show">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
@@ -871,7 +883,10 @@
             <para role="shortdesc">Shows data for a specified
                 resource.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="GET" id="resource_metadata">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"
@@ -1120,7 +1135,10 @@
             <para role="shortdesc">Shows details for a specified
                 event.</para>
         </wadl:doc>
-        <response status="200"/>
+        <response status="200">
+            <representation mediaType="application/json">
+            </representation>
+        </response>
     </method>
     <method name="GET" id="build_info_show">
         <wadl:doc xmlns="http://docbook.org/ns/docbook" xml:lang="EN"