diff --git a/docs/schemas/network.rng b/docs/schemas/network.rng
index 56937d6a4e881a7a460025d6fdfa43dc15a1ef77..677ec77724475b04c96cbbb744c4fe1aa2845410 100644
--- a/docs/schemas/network.rng
+++ b/docs/schemas/network.rng
@@ -237,9 +237,9 @@
               <optional>
                 <ref name="bandwidth"/>
               </optional>
-            <optional>
-              <ref name="vlan"/>
-            </optional>
+              <optional>
+                <ref name="vlan"/>
+              </optional>
             </interleave>
           </element>
         </zeroOrMore>