diff --git a/nixos/roles/headscale.nix b/nixos/roles/headscale.nix
index d2da9306..190e36f3 100644
--- a/nixos/roles/headscale.nix
+++ b/nixos/roles/headscale.nix
@@ -6,7 +6,7 @@ flake-inputs: {
   inherit (config.m-0) hosts;
   domain = "headscale.maralorn.de";
   zone = "maralorn.de";
-  derp_port = 3478;
+  derp_port = 3479;
 in {
   disabledModules = [
     "services/networking/headscale.nix"