diff --git a/configuration.nix b/configuration.nix
index eb27cc5..45525e9 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -11,7 +11,6 @@ in {
   ];
 
   boot.loader.grub.enable = true;
-  boot.loader.grub.version = 2;
   boot.loader.grub.device = "/dev/vda";
 
   swapDevices = [
@@ -40,18 +39,19 @@ in {
   services.gitea = {
     enable = true;
     appName = "${hostname}";
-    domain = "${hostname}";
-    rootUrl = "https://${hostname}";
-    disableRegistration = true;
+
     settings = {
-      "ui" = {
-        DEFAULT_THEME = "gitea";
+      server = {
+        ROOT_URL = "https://${hostname}";
+        DOMAIN = "${hostname}";
       };
-      "attachment" = {
-        ENABLED = true;
-        ALLOWED_TYPES = "*/*";
+      service = {
+        DISABLE_REGISTRATION = true;
       };
-      "other" = {
+      attachment = {
+        ENABLED = false;
+      };
+      other = {
         SHOW_FOOTER_VERSION = false;
       };
       "repository.signing" = {
@@ -60,7 +60,7 @@ in {
     };
   };
 
-  security.acme.email = "letsencrypt@dumpstack.io";
+  security.acme.defaults.email = "letsencrypt@dumpstack.io";
   security.acme.acceptTerms = true;
 
   services.nginx = {