diff --git a/flake.lock b/flake.lock
index 5de24f1..47be15e 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1391,11 +1391,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1766897152,
-        "narHash": "sha256-mD1GDg1eIHYUwk536j4uJX1IfQArsLQm2SL7rTQwAPI=",
+        "lastModified": 1767119591,
+        "narHash": "sha256-4LqJZvu+8i0cTtwz+N3nfIvVf6Ra4xIGw0UxOOHVKAc=",
         "owner": "0xc000022070",
         "repo": "zen-browser-flake",
-        "rev": "fe8d1a61a904b336f453d7ab5ae7d691a21c5cbf",
+        "rev": "379639ecac155c03975cd6608a146bb1dc168cf9",
         "type": "github"
       },
       "original": {
diff --git a/hosts/doloro-laptop/home.nix b/hosts/doloro-laptop/home.nix
index 0e7f0b8..b217a2e 100644
--- a/hosts/doloro-laptop/home.nix
+++ b/hosts/doloro-laptop/home.nix
@@ -18,7 +18,7 @@
     quickshell.enable = true;
     # chromium.enable = true;
     wivrn.enable = false;
-    helium.enable = true;
+    helium.enable = false;
     sops.enable = true;
     wakatime.enable = false;
     # remoteBuild.use-remote-builders = true;
diff --git a/hosts/doloro/home.nix b/hosts/doloro/home.nix
index d4b896f..8832eb6 100644
--- a/hosts/doloro/home.nix
+++ b/hosts/doloro/home.nix
@@ -15,7 +15,7 @@
     # chromium.enable = true;
     wivrn.enable = true;
     sops.enable = true;
-    helium.enable = true;
+    helium.enable = false;
     nixvim.enable = true;
     helix.enable = false;
     stylix.enable = true;
@@ -27,6 +27,7 @@
       autostart = true;
     };
     blender.enable = true;
+    zen-browser.enable = true;
     bottles.enable = true;
     fish.enable = true;
     youtube-music.enable = true;
diff --git a/modules/zen-browser/home.nix b/modules/zen-browser/home.nix
index b14ed14..2c95332 100644
--- a/modules/zen-browser/home.nix
+++ b/modules/zen-browser/home.nix
@@ -2,6 +2,7 @@
   config,
   inputs,
   lib,
+  system,
   pkgs,
   fetchFromGitHub,
   ...
@@ -21,6 +22,60 @@ in
   config = lib.mkIf cfg.enable {
     programs.zen-browser = {
       enable = true;
+      policies = {
+        AutofillAddressEnabled = true;
+        AutofillCreditCardEnabled = false;
+        DisableAppUpdate = true;
+        DisableFeedbackCommands = true;
+        DisableFirefoxStudies = true;
+        DisablePocket = true;
+        DisableTelemetry = true;
+        DontCheckDefaultBrowser = true;
+        NoDefaultBookmarks = true;
+        OfferToSaveLogins = false;
+        EnableTrackingProtection = {
+          Value = true;
+          Locked = true;
+          Cryptomining = true;
+          Fingerprinting = true;
+        };
+      };
     };
+    xdg.mimeApps =
+      let
+        value =
+          let
+            zen-browser = inputs.zen-browser.packages.${system}.twilight-official; # or twilight
+          in
+          zen-browser.meta.desktopFileName;
+
+        associations = builtins.listToAttrs (
+          map
+            (name: {
+              inherit name value;
+            })
+            [
+              "application/x-extension-shtml"
+              "application/x-extension-xhtml"
+              "application/x-extension-html"
+              "application/x-extension-xht"
+              "application/x-extension-htm"
+              "x-scheme-handler/unknown"
+              "x-scheme-handler/mailto"
+              "x-scheme-handler/chrome"
+              "x-scheme-handler/about"
+              "x-scheme-handler/https"
+              "x-scheme-handler/http"
+              "application/xhtml+xml"
+              "application/json"
+              "text/plain"
+              "text/html"
+            ]
+        );
+      in
+      {
+        associations.added = associations;
+        defaultApplications = associations;
+      };
   };
 }