diff --git a/dns/vpn.zone b/dns/vpn.zone
index cd921e2..d8d8085 100644
--- a/dns/vpn.zone
+++ b/dns/vpn.zone
@@ -1,5 +1,5 @@
 @     IN SOA   higgsboson.tk. hostmaster (
-                        307       ; serial
+                        308       ; serial
                         1H        ; refresh
                         4H        ; retry
                         3W        ; expire
@@ -18,10 +18,7 @@ higgsboson        A       10.42.16.1
 devkid-router     A       10.42.15.1
 devkid-desktop    A       10.42.15.10
 devkid-thinkpad   A       10.42.7.1
-devkid-thinkpad   A       10.42.15.51
-devkid-thinkpad   A       10.42.15.52
 devkid-laptop     A       10.42.7.15
-devkid-laptop     A       10.42.15.50
 devkid-server     A       10.42.7.25
 devkid-nas        A       10.42.7.37
 stoepsel          A       10.42.93.93