diff --git a/flake.nix b/flake.nix
index b39335f..c6f61a4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -64,6 +64,7 @@
         ./modules/network/avahi.nix
         ./modules/services/ssh.nix
         ./modules/services/dns/coredns.nix
+        ./modules/services/dns/ddns-updater.nix
         ./modules/network/vpn/tailscale.nix
 
         ./modules/nix/linux.nix
diff --git a/modules/services/dns/ddns-updater.nix b/modules/services/dns/ddns-updater.nix
new file mode 100644
index 0000000..e382564
--- /dev/null
+++ b/modules/services/dns/ddns-updater.nix
@@ -0,0 +1,16 @@
+{ config, ... }:
+
+{
+  services.ddns-updater = {
+    enable = true;
+    environment = {
+      SERVER_ENABLED="no";
+
+      # setup dynamic dns provider here
+      # https://wiki.nixos.org/wiki/Dynamic_DNS
+      # https://github.com/qdm12/ddns-updater/blob/master/docs/cloudflare.md
+      CONFIG_FILEPATH = "/media/secrets/ddns-updater.json";
+      PERIOD = "5m";
+    };
+  };
+}