diff --git a/share/doc/xsd/opennebula_configuration.xsd b/share/doc/xsd/opennebula_configuration.xsd
index c67b9ea572..7f4903765a 100644
--- a/share/doc/xsd/opennebula_configuration.xsd
+++ b/share/doc/xsd/opennebula_configuration.xsd
@@ -303,6 +303,7 @@
           </xs:complexType>
         </xs:element>
 
+        <xs:element name="USER_ENCRYPTED_ATTR" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
         <xs:element name="USER_RESTRICTED_ATTR" type="xs:string" minOccurs="0" maxOccurs="unbounded"/>
 
         <xs:element name="VLAN_IDS" minOccurs="0" maxOccurs="1">