diff --git a/src/conf/schemas/domaincommon.rng b/src/conf/schemas/domaincommon.rng
index c0c14fe558..bf4d6e4b6f 100644
--- a/src/conf/schemas/domaincommon.rng
+++ b/src/conf/schemas/domaincommon.rng
@@ -1995,7 +1995,7 @@
           <ref name="diskSourceNetworkProtocolHTTPCookies"/>
         </optional>
         <ref name="diskSourceNetworkProtocolPropsCommon"/>
-        </interleave>
+      </interleave>
     </element>
   </define>