diff --git a/docs/schemas/capability.rng b/docs/schemas/capability.rng
index aa4823f869..c532f5dcc7 100644
--- a/docs/schemas/capability.rng
+++ b/docs/schemas/capability.rng
@@ -163,6 +163,7 @@
                 <value>vpxmigr</value>
                 <value>tcp</value>
                 <value>rdma</value>
+                <value>vzmigr</value>
               </choice>
             </element>
           </oneOrMore>