diff --git a/system/kernighan/services/home_assistant.nix b/system/kernighan/services/home_assistant.nix
index 07a5297..fcb905d 100644
--- a/system/kernighan/services/home_assistant.nix
+++ b/system/kernighan/services/home_assistant.nix
@@ -1,15 +1,16 @@
 { config, pkgs, inputs, ... }:
 
 {
-  services.home-assistant = {
-    enable = true;
-    extraComponents = [
-      "esphome"
-      "met"
-      "radio_browser"
-    ];
-    config = {
-      default_config = {};
+    virtualisation.oci-containers = {
+    backend = "podman";
+    containers.homeassistant = {
+      volumes = [ "home-assistant:/config" ];
+      environment.TZ = "Europe/Berlin";
+      image = "ghcr.io/home-assistant/home-assistant:stable";
+      extraOptions = [
+        "--network=host"
+        "--device=/dev/ttyUSB0:/dev/ttyUSB0"
+      ];
     };
   };
 }
diff --git a/system/ritchie/ritchie.nix b/system/ritchie/ritchie.nix
index 3121a0e..030ea5b 100644
--- a/system/ritchie/ritchie.nix
+++ b/system/ritchie/ritchie.nix
@@ -24,8 +24,7 @@ in
   networking = {
     hostName = "ritchie";
     firewall = {
-      enable = true;
-      allowedTCPPorts = [ 2222 ];
+      enable = false;
     };
   };
   users.users.foxsoft = {
diff --git a/users/tsv/packages.nix b/users/tsv/packages.nix
index 11f0cff..8983782 100644
--- a/users/tsv/packages.nix
+++ b/users/tsv/packages.nix
@@ -56,9 +56,11 @@
     rubyPackages_3_1.dip
     rubyPackages_3_1.solargraph
     rofi-wayland
+    sshfs
     smartmontools                         # HDD health
     spotify
     termpdfpy
+    texlive.combined.scheme-small
     thunderbird
     timg
     toot