diff --git a/common/home-manager.nix b/common/home-manager.nix
index 171a382..cb4e6bd 100644
--- a/common/home-manager.nix
+++ b/common/home-manager.nix
@@ -1,9 +1,12 @@
-{ config, lib, pkgs, ... }:
+{ config, lib, pkgs, inputs, ... }:
 
 {
   home-manager = {
     useUserPackages = true;
     useGlobalPkgs = true;
     backupFileExtension = "backup";
+    extraSpecialArgs = {
+      inherit inputs;
+    };
   };
 }
diff --git a/flake.lock b/flake.lock
index 7f25a1f..d8bb0c1 100644
--- a/flake.lock
+++ b/flake.lock
@@ -84,6 +84,30 @@
         "type": "github"
       }
     },
+    "firefox-addons": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": [
+          "nixpkgs-unstable"
+        ]
+      },
+      "locked": {
+        "dir": "pkgs/firefox-addons",
+        "lastModified": 1735202720,
+        "narHash": "sha256-7aEdACqT2B7nZNFjn2Y66Qucfl1AHHVFKxm4yvO0O10=",
+        "owner": "rycee",
+        "repo": "nur-expressions",
+        "rev": "fe816609e68ee1887ee89e43c9ca1aad75362477",
+        "type": "gitlab"
+      },
+      "original": {
+        "dir": "pkgs/firefox-addons",
+        "owner": "rycee",
+        "ref": "master",
+        "repo": "nur-expressions",
+        "type": "gitlab"
+      }
+    },
     "flake-utils": {
       "locked": {
         "lastModified": 1659877975,
@@ -100,6 +124,21 @@
       }
     },
     "flake-utils_2": {
+      "locked": {
+        "lastModified": 1629284811,
+        "narHash": "sha256-JHgasjPR0/J1J3DRm4KxM4zTyAj4IOJY8vIl75v/kPI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c5d161cc0af116a2e17f54316f0bf43f0819785c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_3": {
       "inputs": {
         "systems": "systems_2"
       },
@@ -189,7 +228,7 @@
     },
     "lix-module": {
       "inputs": {
-        "flake-utils": "flake-utils_2",
+        "flake-utils": "flake-utils_3",
         "flakey-profile": "flakey-profile",
         "lix": "lix",
         "nixpkgs": [
@@ -335,6 +374,7 @@
         "agenix": "agenix",
         "birdsong": "birdsong",
         "colmena": "colmena",
+        "firefox-addons": "firefox-addons",
         "home-manager": "home-manager",
         "home-manager-unstable": "home-manager-unstable",
         "lix-module": "lix-module",
diff --git a/flake.nix b/flake.nix
index 290d9a3..4e1132d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -49,6 +49,11 @@
       flake = false;
     };
 
+    firefox-addons = {
+      url = "gitlab:rycee/nur-expressions?ref=master&dir=pkgs/firefox-addons";
+      inputs.nixpkgs.follows = "nixpkgs-unstable";
+    };
+
     # Third-party flake providing package and NixOS module for Actual Budget as
     # nixpkgs are having trouble: https://github.com/NixOS/nixpkgs/issues/269069
     actual = {
diff --git a/home/qenya/firefox.nix b/home/qenya/firefox.nix
index 23642f8..96715e5 100644
--- a/home/qenya/firefox.nix
+++ b/home/qenya/firefox.nix
@@ -1,4 +1,4 @@
-{ config, lib, pkgs, osConfig, ... }:
+{ config, lib, pkgs, osConfig, inputs, ... }:
 
 let
   inherit (lib) mkIf;
@@ -7,12 +7,10 @@ in
 {
   programs.firefox = lib.mkIf isGraphical {
     enable = true;
-
-    # coming in 24.11
-    # languagePacks = [ "en-GB" ];
+    languagePacks = [ "en-GB" ];
 
     profiles.default = {
-      extensions = with pkgs.nur.repos.rycee.firefox-addons; [
+      extensions = with inputs.firefox-addons.packages.${pkgs.hostPlatform.system}; [
         bitwarden
         ublock-origin
       ];