diff --git a/interface-definitions/include/interface/dhcpv6-options.xml.i b/interface-definitions/include/interface/dhcpv6-options.xml.i
index a0cac34f1..e3be6713d 100644
--- a/interface-definitions/include/interface/dhcpv6-options.xml.i
+++ b/interface-definitions/include/interface/dhcpv6-options.xml.i
@@ -1,100 +1,100 @@
 <!-- include start from dhcpv6-options.xml.i -->
 <node name="dhcpv6-options">
   <properties>
     <help>DHCPv6 client settings/options</help>
   </properties>
   <children>
     <leafNode name="duid">
       <properties>
         <help>DHCP unique identifier (DUID) to be sent by dhcpv6 client</help>
         <valueHelp>
           <format>duid</format>
           <description>DHCP unique identifier (DUID)</description>
         </valueHelp>
         <constraint>
           <validator name="ipv6-duid"/>
         </constraint>
       </properties>
     </leafNode>
     <leafNode name="parameters-only">
       <properties>
         <help>Acquire only config parameters, no address</help>
         <valueless/>
       </properties>
     </leafNode>
     <tagNode name="pd">
       <properties>
         <help>DHCPv6 prefix delegation interface statement</help>
         <valueHelp>
           <format>instance number</format>
           <description>Prefix delegation instance (>= 0)</description>
         </valueHelp>
         <constraint>
           <validator name="numeric" argument="--non-negative"/>
         </constraint>
       </properties>
       <children>
         <leafNode name="length">
           <properties>
             <help>Request IPv6 prefix length from peer</help>
             <valueHelp>
               <format>u32:32-64</format>
               <description>Length of delegated prefix</description>
             </valueHelp>
             <constraint>
               <validator name="numeric" argument="--range 32-64"/>
             </constraint>
           </properties>
           <defaultValue>64</defaultValue>
         </leafNode>
         <tagNode name="interface">
           <properties>
             <help>Delegate IPv6 prefix from provider to this interface</help>
             <completionHelp>
               <script>${vyos_completion_dir}/list_interfaces.py --broadcast</script>
             </completionHelp>
           </properties>
           <children>
             <leafNode name="address">
               <properties>
                 <help>Local interface address assigned to interface</help>
                 <valueHelp>
                   <format>&gt;0</format>
                   <description>Used to form IPv6 interface address (default: EUI-64)</description>
                 </valueHelp>
                 <constraint>
                   <validator name="numeric" argument="--non-negative"/>
                 </constraint>
               </properties>
             </leafNode>
             <leafNode name="sla-id">
               <properties>
                 <help>Interface site-Level aggregator (SLA)</help>
                 <valueHelp>
-                  <format>u32:0-128</format>
+                  <format>u32:0-65535</format>
                   <description>Decimal integer which fits in the length of SLA IDs</description>
                 </valueHelp>
                 <constraint>
-                  <validator name="numeric" argument="--range 0-128"/>
+                  <validator name="numeric" argument="--range 0-65535"/>
                 </constraint>
               </properties>
             </leafNode>
           </children>
         </tagNode>
       </children>
     </tagNode>
     <leafNode name="rapid-commit">
       <properties>
         <help>Wait for immediate reply instead of advertisements</help>
         <valueless/>
       </properties>
     </leafNode>
     <leafNode name="temporary">
       <properties>
         <help>IPv6 temporary address</help>
         <valueless/>
       </properties>
     </leafNode>
   </children>
 </node>
 <!-- include end -->