diff --git a/tools/write-template-zone-file.cr b/tools/write-template-zone-file.cr
index 753734f..ac1e20f 100644
--- a/tools/write-template-zone-file.cr
+++ b/tools/write-template-zone-file.cr
@@ -23,15 +23,15 @@ zone << DSZ::SOA.new  "#{domain}.", # name
   3600.to_u32,                      # TTL
   "ns0.#{domain}.",                 # Master Name Server for the zone
   "dnsmaster.#{domain}.",           # admin email address
-  2023070100.to_u64,                # serial
+  2024112500.to_u64,                # serial
         3600.to_u64,                # refresh
          600.to_u64,                # retry
      2419200.to_u64,                # expire
          600.to_u64                 # minimum TTL
 
 # NS: name ttl target
-zone << DSZ::NS.new "#{domain}.", 3600.to_u32, "ns0.arn-fai.net."
-zone << DSZ::NS.new "#{domain}.", 3600.to_u32, "alsace.tetaneutral.net."
+zone << DSZ::NS.new "#{domain}.", 3600.to_u32, "ns0.karchnu.fr."
+zone << DSZ::NS.new "#{domain}.", 3600.to_u32, "ns1.karchnu.fr."
 
 # All default values are read-only (by default).
 # Still, some dedicated messages can change some of these values, but the default behavior is to protect my SANITY.