diff --git a/nixos/hosts/osaka-linode-01/default.nix b/nixos/hosts/osaka-linode-01/default.nix
index 27834e98..dfeb5a9d 100644
--- a/nixos/hosts/osaka-linode-01/default.nix
+++ b/nixos/hosts/osaka-linode-01/default.nix
@@ -5,7 +5,7 @@
     ./firewall.nix
     ./wireguard.nix
     ../../common/services/docker.nix
-    (import ../../common/containers/derp.nix { domainName = "sysctl.io"; })
+    (import ../../common/containers/derp.nix { domainName = "osaka.sysctl.io"; })
   ];
 
   boot.initrd.availableKernelModules = [ "virtio_pci" "virtio_scsi" "ahci" "sd_mod" ];