diff --git a/v1/src/openstack-blockstorage-devguide.xml b/v1/src/openstack-blockstorage-devguide.xml
index 7fe1edd..c2f5577 100644
--- a/v1/src/openstack-blockstorage-devguide.xml
+++ b/v1/src/openstack-blockstorage-devguide.xml
@@ -732,7 +732,7 @@ Date: Tue, 29 Nov 2011 00:35:24 GMT</computeroutput></screen>
 GET /v1/volumes
 Content-Type: application/json
 Accept: application/json
-	      </literallayout>
+              </literallayout>
           <programlisting language="json">
           <xi:include href="samples/volume_create_request.json" parse="text"/>
         </programlisting>
@@ -772,7 +772,7 @@ Accept: application/json
           <literallayout class="monospaced">
 GET /v1/volumes
 Accept: application/json
-	                </literallayout>
+                        </literallayout>
         </example>
         <example>
           <title>List Volumes: JSON Response</title>
@@ -884,7 +884,7 @@ Accept: application/json
 PUT /v1/volumes<parameter>2402b902-0b7a-458c-9c07-7435a826f794</parameter>
 Content-Type: application/json
 Accept: application/json
-	      </literallayout>
+              </literallayout>
           <programlisting language="json">
           <xi:include href="samples/volume_update_request.json" parse="text"/>
         </programlisting>
@@ -1210,7 +1210,7 @@ The response body will be empty with status code 202.
           <literallayout class="monospaced">
 GET /v1/types
 Accept: application/json
-	     </literallayout>
+             </literallayout>
         </example>
         <example>
           <title>List Volume Types: JSON Response</title>
diff --git a/v1/src/samples/os-volume-1.wadl b/v1/src/samples/os-volume-1.wadl
index 029e275..8a54548 100644
--- a/v1/src/samples/os-volume-1.wadl
+++ b/v1/src/samples/os-volume-1.wadl
@@ -56,7 +56,7 @@
                 </resource>
 
                 <resource id="snapshots" path="snapshots">
-		   <doc title="Snapshots"/>
+                   <doc title="Snapshots"/>
                     <method href="#createSnapshot" />
                     <method href="#getSnapshotsSimple" />
 
diff --git a/v2/src/samples/os-volume-1.wadl b/v2/src/samples/os-volume-1.wadl
index 1f38cc0..60a5814 100644
--- a/v2/src/samples/os-volume-1.wadl
+++ b/v2/src/samples/os-volume-1.wadl
@@ -57,7 +57,7 @@
                 </resource>
 
                 <resource id="snapshots" path="snapshots">
-		   <doc title="Snapshots"/>
+                   <doc title="Snapshots"/>
                     <method href="#createSnapshot" />
                     <method href="#getSnapshotsSimple" />