diff --git a/flake.nix b/flake.nix
index e9ef1840b..d6de1f256 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,13 +1,13 @@
 {
   inputs = {
-    nixpkgs.url = "flake:nixpkgs/nixos-22.11";
+    nixpkgs.url = "flake:nixpkgs/nixos-23.05";
     nixpkgs-unstable.url = "flake:nixpkgs/nixos-unstable";
     utils.url = "github:gytis-ivaskevicius/flake-utils-plus/v1.3.1";
     simple-nixos-mailserver = {
-      url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-22.11";
+      url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-23.05";
       inputs = {
         nixpkgs.follows = "nixpkgs-unstable";
-        nixpkgs-22_11.follows = "nixpkgs";
+        nixpkgs-23_05.follows = "nixpkgs";
       };
     };
     dogetipbot-telegram = {
@@ -46,7 +46,6 @@
     ];
 
     hosts.loutreos.modules = [
-      "${nixpkgs-unstable}/nixos/modules/services/web-apps/photoprism.nix"
       simple-nixos-mailserver.nixosModule
       dogetipbot-telegram.nixosModule
       ipmihddtemp.nixosModule
diff --git a/systems/LoutreOS/configuration.nix b/systems/LoutreOS/configuration.nix
index e292f440a..49da3b01f 100644
--- a/systems/LoutreOS/configuration.nix
+++ b/systems/LoutreOS/configuration.nix
@@ -22,7 +22,7 @@
 
     supportedFilesystems = [ "zfs" ];
 
-    tmpOnTmpfs = true;
+    tmp.useTmpfs = true;
   };
 
   documentation.nixos.enable = false;
@@ -168,9 +168,11 @@
 
   services.openssh = {
     enable = true;
-    permitRootLogin = "no";
-    passwordAuthentication = false;
-    forwardX11 = true;
+    settings = {
+      PermitRootLogin = "no";
+      PasswordAuthentication = false;
+      X11Forwarding = true;
+    };
   };
 
   users = {
diff --git a/systems/LoutreOS/services.nix b/systems/LoutreOS/services.nix
index e02810492..39d1e2a2e 100644
--- a/systems/LoutreOS/services.nix
+++ b/systems/LoutreOS/services.nix
@@ -62,7 +62,7 @@ in
     };
 
     # Certificate setup
-    certificateScheme = 1;
+    certificateScheme = "manual";
     certificateFile = "/var/lib/acme/${domaine}/fullchain.pem";
     keyFile = "/var/lib/acme/${domaine}/key.pem";
 
diff --git a/systems/LoutreOS/web.nix b/systems/LoutreOS/web.nix
index 243d4d7be..52bf00912 100644
--- a/systems/LoutreOS/web.nix
+++ b/systems/LoutreOS/web.nix
@@ -262,7 +262,7 @@ in
           };
         };
         "ci.nyanlout.re" = simpleReverse 52350;
-        "gitea.nyanlout.re" = simpleReverse config.services.gitea.httpPort;
+        "gitea.nyanlout.re" = simpleReverse config.services.gitea.settings.server.HTTP_PORT;
         "musique.nyanlout.re" = simpleReverse config.services.navidrome.settings.Port;
         "photo.nyanlout.re" = recursiveUpdate (simpleReverse config.services.photoprism.port) {
           locations."/" = {
@@ -350,14 +350,16 @@ in
 
     gitea = {
       enable = true;
-      httpPort = 3001;
-      rootUrl = "https://gitea.nyanlout.re/";
       database = {
         type = "postgres";
         port = 5432;
         passwordFile = "/var/lib/gitea/custom/conf/database_password";
       };
       settings = {
+        server = {
+          HTTP_PORT = 3001;
+          ROOT_URL = "https://gitea.nyanlout.re/";
+        };
         ui.DEFAULT_THEME = "arc-green";
         log.LEVEL = "Warn";
         service.DISABLE_REGISTRATION = true;