diff --git a/it-syndik.at.zone b/it-syndik.at.zone
index bc7d6a7..9ec7c13 100644
--- a/it-syndik.at.zone
+++ b/it-syndik.at.zone
@@ -2,7 +2,7 @@
 
 @	SOA	( ns0.it-syndik.at.
 		  hostmaster.it-syndikat.org.
-		  1618552527 ; serial
+		  1619887009 ; serial
 		  3h ; refresh
 		  1h ; retry
 		  4w ; expire