diff --git a/configs/peerix.nix b/configs/peerix.nix
index 0603635..830711d 100644
--- a/configs/peerix.nix
+++ b/configs/peerix.nix
@@ -1,7 +1,7 @@
 { config, lib, ... }:
 with lib; {
   options = {
-    peerix = {
+    tsPeerix = {
       enable = mkOption {
         description = "Enable peerix";
         default = false;
@@ -17,18 +17,28 @@ with lib; {
     };
   };
 
-  config = mkIf config.peerix.enable {
+  config = mkIf config.tsPeerix.enable {
+    users.groups.peerix = {
+      name = "peerix";
+    };
+    users.users.peerix = {
+      name = "peerix";
+      group = "peerix";
+      isSystemUser = true;
+    };
     services = {
       peerix = {
         enable = true;
-        openFirewall = false; # UDP/12304
-        privateKeyFile = "${config.peerix.privateKeyFile}";
-        publicKeyFile = ../../configs/peerix.pubs;
+        openFirewall = false;
+        user = "peerix";
+        privateKeyFile = "${config.tsPeerix.privateKeyFile}";
+        publicKeyFile = ./peerix.pubs;
       };
     };
     networking.firewall.interfaces = {
       "tailscale0" = {
-        allowedUDPPorts = 12304;
+        allowedUDPPorts = [ 12304 ];
+        allowedTCPPorts = [ 12304 ];
       };
     };
   };
diff --git a/configs/peerix.pubs b/configs/peerix.pubs
index 1b0b76e..ee5dbe3 100644
--- a/configs/peerix.pubs
+++ b/configs/peerix.pubs
@@ -1,2 +1 @@
-peerix-europa:FpjwUsYBl+I/SEr5JuO676oVhtUvY2zjyIr2VAVbmfs=
-peerix-stan:3wdu3RBNCIVdgVRFt7bPQuoNH1liYsndLL0pI8mZCbg=
+peerix-europa:FpjwUsYBl+I/SEr5JuO676oVhtUvY2zjyIr2VAVbmfs= peerix-stan:3wdu3RBNCIVdgVRFt7bPQuoNH1liYsndLL0pI8mZCbg=
diff --git a/default.nix b/default.nix
index cff20c9..f7340ed 100644
--- a/default.nix
+++ b/default.nix
@@ -12,6 +12,7 @@ in {
     ./configs/gitmux.nix
     ./configs/git.nix
     ./configs/neovim.nix
+    ./configs/peerix.nix
     ./configs/manager.nix
     ./configs/tmux.nix
     ./configs/net-overlay.nix
diff --git a/flake.lock b/flake.lock
index 766a9bc..33e9cfb 100644
--- a/flake.lock
+++ b/flake.lock
@@ -137,6 +137,28 @@
         "type": "github"
       }
     },
+    "peerix": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": [
+          "stable"
+        ]
+      },
+      "locked": {
+        "lastModified": 1661429880,
+        "narHash": "sha256-7/m468XZW82O7KhDtRdQ7RnPsh83+tA8N4U0FncFo1U=",
+        "owner": "cid-chan",
+        "repo": "peerix",
+        "rev": "32cd1b098b83c90726848bd6726f74e72c557abb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cid-chan",
+        "repo": "peerix",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "darwin": "darwin",
@@ -145,6 +167,7 @@
         "mcchunkie": "mcchunkie",
         "microca": "microca",
         "nixos-hardware": "nixos-hardware",
+        "peerix": "peerix",
         "sshKnownHosts": "sshKnownHosts",
         "stable": "stable",
         "unstable": "unstable",
@@ -192,11 +215,11 @@
     },
     "stable": {
       "locked": {
-        "lastModified": 1661754554,
-        "narHash": "sha256-de5B2kxfNBLYQrAw7jiavjkNTqI7+2ff5etpn7h1OYo=",
+        "lastModified": 1661825248,
+        "narHash": "sha256-3A5W95RnB8aELcapCalM8zJhyIo+iNyN77uRJfkbFig=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8771f639c5539e0285aea854404047af78ed7007",
+        "rev": "f4924a0a1fba98b6721792f2a5b1d71e11664dfa",
         "type": "github"
       },
       "original": {
@@ -240,11 +263,11 @@
     },
     "unstableSmall": {
       "locked": {
-        "lastModified": 1661757213,
-        "narHash": "sha256-f52E4WkJSUxuollb5YgPG7aw1Qbe6eOEtpWd2TM9MxM=",
+        "lastModified": 1661846789,
+        "narHash": "sha256-gpizELTzMLw/UislEW9rp4B5ZLcgHkQbkqoxCoDZurc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "767a1251bf27d89868e86a4e2f6a2b37781e546b",
+        "rev": "1cc8a7ba8844f68a646da509a3976b52f406a28c",
         "type": "github"
       },
       "original": {
@@ -260,11 +283,11 @@
         "stable": "stable_2"
       },
       "locked": {
-        "lastModified": 1661788636,
-        "narHash": "sha256-CaVETfPsIWXw2Rw4jYwR/m85iNVPT+8C9hCYJ9i+rWg=",
+        "lastModified": 1661891289,
+        "narHash": "sha256-GY5MlRoHpnnziRpV/e2h8eWI4yu3e6gCA7Flt6JA31A=",
         "ref": "main",
-        "rev": "29bbc65eae31d82e8675d21bd337148bdae0cd43",
-        "revCount": 32,
+        "rev": "5777109f8298dcf1d893b2cd743a7e088bba231f",
+        "revCount": 37,
         "type": "git",
         "url": "ssh://xin-secrets-ro/qbit/xin-secrets.git"
       },
diff --git a/flake.nix b/flake.nix
index d546195..912e213 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,7 +17,7 @@
 
     emacs-overlay = {
       url =
-        "github:nix-community/emacs-overlay/0bb59bd04ff65270b34434edde00654f43a0dec8";
+        "github:nix-community/emacs-overlay";
       inputs.nixpkgs.follows = "stable";
     };
 
@@ -45,14 +45,23 @@
       url = "github:qbit/gqrss";
       flake = false;
     };
+
+    peerix = {
+      url = "github:cid-chan/peerix";
+      inputs.nixpkgs.follows = "stable";
+    };
   };
 
   outputs = { self, unstable, unstableSmall, stable, nixos-hardware
-    , sshKnownHosts, microca, mcchunkie, gqrss, darwin, xin-secrets, ...
+    , sshKnownHosts, microca, mcchunkie, gqrss, darwin, xin-secrets, peerix, ...
     }@flakes:
     let
       hostBase = {
-        overlays = [ flakes.emacs-overlay.overlay ];
+        overlays = [
+          flakes.emacs-overlay.overlay
+          flakes.peerix.overlay
+
+        ];
         modules = [
           # Common config stuffs
           (import (./default.nix))
@@ -63,7 +72,7 @@
         ];
       };
 
-      overlays = [ flakes.emacs-overlay.overlay ];
+      overlays = [ flakes.emacs-overlay.overlay flakes.peerix.overlay ];
 
       buildVer = { system.configurationRevision = self.rev or "DIRTY"; };
       buildShell = pkgs:
@@ -116,13 +125,16 @@
 
       nixosConfigurations = {
         box = buildSys "x86_64-linux" stable [ ] "box";
-        europa = buildSys "x86_64-linux" unstable [ ] "europa";
+        europa = buildSys "x86_64-linux" unstable [ peerix.nixosModules.peerix ]
+          "europa";
         faf = buildSys "x86_64-linux" stable [ ] "faf";
         hass = buildSys "x86_64-linux" stable [ ] "hass";
         h = buildSys "x86_64-linux" unstableSmall [ ] "h";
         litr = buildSys "x86_64-linux" unstable [ ] "litr";
         stan = buildSys "x86_64-linux" stable [
           nixos-hardware.nixosModules.framework
+          peerix.nixosModules.peerix
+
         ] "stan";
         weather = buildSys "aarch64-linux" stable
           [ nixos-hardware.nixosModules.raspberry-pi-4 ] "weather";
diff --git a/hosts/europa/default.nix b/hosts/europa/default.nix
index 92e7790..e4026db 100644
--- a/hosts/europa/default.nix
+++ b/hosts/europa/default.nix
@@ -29,6 +29,12 @@ in {
       group = "wheel";
       mode = "400";
     };
+    peerix_private_key = {
+      sopsFile = config.xin-secrets.europa.peerix;
+      owner = "peerix";
+      group = "wheel";
+      mode = "400";
+    };
   };
 
   boot.binfmt.emulatedSystems = [ "aarch64-linux" ];
@@ -118,6 +124,11 @@ in {
     };
   };
 
+  tsPeerix = {
+    enable = true;
+    privateKeyFile = "${config.sops.secrets.peerix_private_key.path}";
+  };
+
   programs.steam.enable = true;
   services = {
     emacs = {
diff --git a/hosts/stan/default.nix b/hosts/stan/default.nix
index 1a2e10f..43f520f 100644
--- a/hosts/stan/default.nix
+++ b/hosts/stan/default.nix
@@ -60,6 +60,12 @@ in {
       owner = "root";
       mode = "400";
     };
+    peerix_private_key = {
+      sopsFile = config.xin-secrets.stan.peerix;
+      owner = "peerix";
+      group = "peerix";
+      mode = "400";
+    };
   };
 
   systemd.services = {
@@ -111,6 +117,11 @@ in {
     zsh.enable = true;
   };
 
+  tsPeerix = {
+    enable = true;
+    privateKeyFile = "${config.sops.secrets.peerix_private_key.path}";
+  };
+
   services = {
     emacs = {
       enable = false;