diff --git a/nix-system-configs/modules/system/traefik.nix b/nix-system-configs/modules/system/traefik.nix
index 428c217..d66236b 100644
--- a/nix-system-configs/modules/system/traefik.nix
+++ b/nix-system-configs/modules/system/traefik.nix
@@ -64,7 +64,7 @@ in {
             PUBLIC_URL = "https://anubis.prg-radio.org";
 
             # Cookie domain for proper scoping (leading dot for all subdomains)
-            COOKIE_DOMAIN = "prg-radio.org";
+            COOKIE_DOMAIN = ".prg-radio.org";
 
             # Difficulty level
             DIFFICULTY = 7;
@@ -91,11 +91,9 @@ in {
             TARGET = "http://10.1.1.4:3000"; # Forgejo backend
             DIFFICULTY = 20;
             SERVE_ROBOTS_TXT = true;
-            COOKIE_DOMAIN = "git.prg-radio.org";
             WEBMASTER_EMAIL = "dtu.prg@gmail.com";
             METRICS_BIND_NETWORK = "tcp";
             METRICS_BIND = "127.0.0.1:8095";
-            ED25519_PRIVATE_KEY_HEX_FILE = "/etc/anubis/sign-key.hex";
           };
         };
 
@@ -127,8 +125,6 @@ in {
             WEBMASTER_EMAIL = "dtu.prg@gmail.com";
             METRICS_BIND_NETWORK = "tcp";
             METRICS_BIND = "127.0.0.1:8097";
-            COOKIE_DOMAIN = "partdb.prg-radio.org";
-            ED25519_PRIVATE_KEY_HEX_FILE = "/etc/anubis/sign-key.hex";
           };
         };
       };