diff --git a/a-lec.org.zone b/a-lec.org.zone
index 020f99f..1e65c77 100644
--- a/a-lec.org.zone
+++ b/a-lec.org.zone
@@ -1,6 +1,6 @@
 $TTL 60m
 a-lec.org.             IN SOA	dns.libre-en-communs.org. contact.a-lec.org. (
-						2404241415 ; serial AAMMDDHHmm
+						2404241521 ; serial AAMMDDHHmm
 						86400      ; refresh (1 day)
 						3600       ; retry (1 hour)
 						3600000    ; expire (5 weeks 6 days 16 hours)