diff --git a/zones/mydomains/db.hmm.st b/zones/mydomains/db.hmm.st
index ac1b67e..37d79d9 100644
--- a/zones/mydomains/db.hmm.st
+++ b/zones/mydomains/db.hmm.st
@@ -1,7 +1,7 @@
 $ORIGIN .
 $TTL 3600	; 1 hour
 hmm.st			IN SOA	ns1.bhh.sh. root.hmm.st. (
-				2021020304 ; serial
+				2021042600 ; serial
 				86400      ; refresh (1 day)
 				7200       ; retry (2 hours)
 				3600000    ; expire (5 weeks 6 days 16 hours)
@@ -30,4 +30,4 @@ $ORIGIN _udp.hmm.st.
 _stun			SRV	0 0 3478 hmm.st.
 _turn			SRV	0 0 3478 hmm.st.
 $ORIGIN hmm.st.
-ownercheck		TXT	"6133a134"
\ No newline at end of file
+ownercheck		TXT	"6133a134"