diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 5deb17b0316e28e510487e8e87a65d4706fc5f91..67af93a004f082d0f1f42a89cdc8d8cc76191216 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -4154,7 +4154,11 @@
             <element name="gic">
               <optional>
                 <attribute name="version">
-                  <ref name="positiveInteger"/>
+                  <choice>
+                    <value>host</value>
+                    <value>2</value>
+                    <value>3</value>
+                  </choice>
                 </attribute>
               </optional>
             </element>