diff --git a/modules/nixos/apps/zen-browser/default.nix b/modules/nixos/apps/zen-browser/default.nix
index 358a2df..35f4905 100644
--- a/modules/nixos/apps/zen-browser/default.nix
+++ b/modules/nixos/apps/zen-browser/default.nix
@@ -23,7 +23,10 @@ in
       zenbrowser
     ];
 
-    environment.sessionVariables.DEFAULT_BROWSER = "${zenbrowser}/bin/zen-beta";
+    environment.sessionVariables = {
+      DEFAULT_BROWSER = "${zenbrowser}/bin/zen-beta";
+      BROWSER = "zen-beta";
+    };
 
     environment.etc = {
       "1password/custom_allowed_browsers" = {
diff --git a/modules/nixos/nix/default.nix b/modules/nixos/nix/default.nix
index 105641a..a8f80d2 100644
--- a/modules/nixos/nix/default.nix
+++ b/modules/nixos/nix/default.nix
@@ -56,7 +56,7 @@ in
         users = [
           "root"
           config.${namespace}.user.name
-        ] ++ optional config.services.hydra.enable "hydra hydra-evaluator hydra-queue-runner";
+        ] ++ optional config.services.hydra.enable "hydra hydra-www hydra-evaluator hydra-queue-runner";
       in
       {
         package = cfg.package;
diff --git a/systems/x86_64-linux/loptland/default.nix b/systems/x86_64-linux/loptland/default.nix
index 71128ae..785d616 100644
--- a/systems/x86_64-linux/loptland/default.nix
+++ b/systems/x86_64-linux/loptland/default.nix
@@ -143,12 +143,29 @@ in
     certificateScheme = "acme-nginx";
   };
 
+  nix = {
+    distributedBuilds = true;
+
+    buildMachines = [
+      {
+        hostName = "localhost";
+        protocol = null;
+        system = "x86_64-linux";
+        supportedFeatures = [
+          "kvm"
+          "nixos-test"
+          "big-parallel"
+          "benchmark"
+        ];
+      }
+    ];
+  };
+
   services.hydra = {
     enable = true;
     hydraURL = "http://localhost:${toString hydraPort}";
     port = hydraPort;
     notificationSender = "hydra@localhost";
-    buildMachinesFiles = [ ];
     useSubstitutes = true;
   };
 
diff --git a/systems/x86_64-linux/loptland/index.html b/systems/x86_64-linux/loptland/index.html
deleted file mode 100644
index 4b53624..0000000
--- a/systems/x86_64-linux/loptland/index.html
+++ /dev/null
@@ -1,154 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-
-<head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Christoph Hollizeck</title>
-  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
-
-  <style>
-    * {
-      box-sizing: border-box;
-    }
-
-    html {
-      height: 100%;
-      margin: 0 auto;
-    }
-
-    body {
-      height: inherit;
-      font-family: monospace;
-      background-color: #2e2c42;
-    }
-
-    .content-box {
-      margin: auto;
-      margin-top: 10%;
-      position: relative;
-      width: 50vw;
-      height: 50vw;
-      max-width: 828px;
-      max-height: 828px;
-      min-width: 541px;
-      min-height: 541px;
-      text-align: center;
-      border-radius: 15%;
-      color: #90A0C1;
-      background-color: #151823;
-    }
-
-    .content-box:after {
-      position: absolute;
-      content: "";
-      top: 5vw;
-      left: 0;
-      right: 0;
-      z-index: -1;
-      height: 100%;
-      width: 100%;
-      margin: auto;
-      transform: scale(0.75);
-      -webkit-filter: blur(5vw);
-      -moz-filter: blur(5vw);
-      -ms-filter: blur(5vw);
-      filter: blur(5vw);
-      background: linear-gradient(270deg, #0fffc1, #7e0fff);
-      background-size: 200% 200%;
-      animation: animateGlow 10s ease infinite;
-    }
-
-    .text-box {
-      display: flex;
-      flex-direction: column;
-      padding: 10%;
-      height: 100%;
-    }
-
-    p {
-      font-size: 13px;
-      text-align: left;
-    }
-
-    .hyperlinks {
-      margin-top: auto;
-    }
-
-    /* Style all font awesome icons */
-    .fa,
-    .fa-brands {
-      padding: 20px;
-      font-size: 30px;
-      width: 50px;
-      text-align: center;
-      text-decoration: none;
-    }
-
-    .fa:visited {
-      color: inherit;
-    }
-
-    /* Add a hover effect if you want */
-    .fa:hover {
-      opacity: 0.7;
-    }
-
-    @keyframes animateGlow {
-      0% {
-        background-position: 0% 50%;
-      }
-
-      50% {
-        background-position: 100% 50%;
-      }
-
-      100% {
-        background-position: 0% 50%;
-      }
-    }
-
-    @keyframes textColor {
-      0% {
-        color: #7e0fff;
-      }
-
-      50% {
-        color: #0fffc1;
-      }
-
-      100% {
-        color: #7e0fff;
-      }
-    }
-  </style>
-</head>
-
-<body>
-  <div class="content-box">
-    <div class="text-box">
-      <h1> Christoph Hollizeck </h1>
-
-      <p> "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
-        magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
-        consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
-        pariatur.
-        Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
-      </p>
-
-      <p> "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
-        magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
-        consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
-        pariatur.
-        Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
-      </p>
-
-      <div class="hyperlinks">
-        <a href="https://git.christophhollizeck.dev" class="fa fa-git"></a>
-        <a href="https://https://www.linkedin.com/in/christoph-hollizeck-650007214/" class="fa fa-linkedin"></a>
-      </div>
-    </div>
-  </div>
-</body>
-
-</html>
