diff --git a/db.ben.tilde b/db.ben.tilde
index 044d4451..abe7342d 100644
--- a/db.ben.tilde
+++ b/db.ben.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for ben.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.ben.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.club.tilde b/db.club.tilde
index 5d9393fd..65f5024f 100644
--- a/db.club.tilde
+++ b/db.club.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for club.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.club.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.fedai.tilde b/db.fedai.tilde
index 165b3159..0748d120 100644
--- a/db.fedai.tilde
+++ b/db.fedai.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for fedai.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.fedai.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.green.tilde b/db.green.tilde
index 1eaa44ed..6d6c9ba8 100644
--- a/db.green.tilde
+++ b/db.green.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for green.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.green.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.okgit.tilde b/db.okgit.tilde
index 4d38a043..fa1f87ce 100644
--- a/db.okgit.tilde
+++ b/db.okgit.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for okgit.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.okgit.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.team.tilde b/db.team.tilde
index 824cdfda..a60c8455 100644
--- a/db.team.tilde
+++ b/db.team.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for team.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.team.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.thunix.tilde b/db.thunix.tilde
index e327983c..1f58e03b 100644
--- a/db.thunix.tilde
+++ b/db.thunix.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for thunix.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.thunix.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire
diff --git a/db.your.tilde b/db.your.tilde
index 7541ae0e..5fc7ddd8 100644
--- a/db.your.tilde
+++ b/db.your.tilde
@@ -1,7 +1,7 @@
 ; BIND data file for your.tilde
 $TTL    604800
 @       IN      SOA     ns1.master.tilde. root.your.tilde. (
-                 2024031801 ; Serial
+                 2024031901 ; Serial
                  604800     ; Refresh
                  86400      ; Retry
                  2419200    ; Expire