diff --git a/2001:910:1028::.zone b/2001:910:1028::.zone
index 33ffa82..27c6d45 100644
--- a/2001:910:1028::.zone
+++ b/2001:910:1028::.zone
@@ -1,6 +1,6 @@
 $TTL 60m
 @                     IN SOA   dns.libre-en-communs.org. contact.a-lec.org. (         
-                                2404241421 ; serial
+                                2404241521 ; serial
                                 86400      ; refresh (1 day)
                                 3600       ; retry (1 hour)
                                 3600000    ; expire (5 weeks 6 days 16 hours)