diff --git a/nixos/hosts/nixos-linode-img/default.nix b/nixos/hosts/nixos-linode-img/default.nix
index e52f0793..ad0de4f0 100644
--- a/nixos/hosts/nixos-linode-img/default.nix
+++ b/nixos/hosts/nixos-linode-img/default.nix
@@ -7,5 +7,6 @@
   time.timeZone = "Asia/Tokyo";
   networking.hostName = "nixos-linode-img";
   networking.useDHCP = lib.mkForce false;
+  networking.enableIPv6 = lib.mkForce false;
   networking.firewall.allowedTCPPorts = [ 22 ];
 }
\ No newline at end of file