diff --git a/ipv6-update b/ipv6-update
index 56dbd16..1baa0a4 100644
--- a/ipv6-update
+++ b/ipv6-update
@@ -24,13 +24,13 @@
 }
 :local OldPrefix [ / ipv6 firewall address-list get $AddrList address ];
 
-# give the interfaces a moment to receive their addresses
-:delay 2s;
-
 :if ($OldPrefix != $PdPrefix) do={
   :log info ("Updating IPv6 address list with new IPv6 prefix " . $PdPrefix);
   / ipv6 firewall address-list set address=$PdPrefix $AddrList;
 
+  # give the interfaces a moment to receive their addresses
+  :delay 2s;
+
   :foreach Record in=[ / ip dns static find where comment~("^ipv6-pool-" . $Pool . ",") ] do={
     :local RecordVal [ / ip dns static get $Record ];
     :local Comment [ $ParseKeyValueStore ($RecordVal->"comment") ];