diff --git a/pkgs/firefox-extensions/browserpass-extension/package.nix b/pkgs/firefox-extensions/browserpass-extension/package.nix
index 3b1511e12..3a6aeaeff 100644
--- a/pkgs/firefox-extensions/browserpass-extension/package.nix
+++ b/pkgs/firefox-extensions/browserpass-extension/package.nix
@@ -1,12 +1,10 @@
 {
   addon-git-updater,
   fetchFromGitHub,
-  fetchFromGitea,
   fetchYarnDeps,
-  lib,
   mkYarnModules,
   nodejs,
-  stdenv,
+  stdenvNoCC,
   wrapFirefoxAddonsHook,
   zip,
 }:
@@ -38,7 +36,7 @@ let
       hash = "sha256-JOmvjMGtnMn6YfwiMpaePO86O6/E5a1jvNQ9PloG8ec=";
     };
   };
-in stdenv.mkDerivation {
+in stdenvNoCC.mkDerivation {
   inherit pname src version;
 
   nativeBuildInputs = [
diff --git a/pkgs/firefox-extensions/ctrl-shift-c-should-copy/package.nix b/pkgs/firefox-extensions/ctrl-shift-c-should-copy/package.nix
index 0262e976f..4c079f6f6 100644
--- a/pkgs/firefox-extensions/ctrl-shift-c-should-copy/package.nix
+++ b/pkgs/firefox-extensions/ctrl-shift-c-should-copy/package.nix
@@ -1,13 +1,13 @@
 {
   fetchFromGitHub,
   lib,
-  stdenv,
+  stdenvNoCC,
   unstableGitUpdater,
   wrapFirefoxAddonsHook,
   zip,
 }:
 
-stdenv.mkDerivation {
+stdenvNoCC.mkDerivation {
   pname = "ctrl-shift-c-should-copy";
   version = "0-unstable-2023-03-03";
 
diff --git a/pkgs/firefox-extensions/i-still-dont-care-about-cookies/package.nix b/pkgs/firefox-extensions/i-still-dont-care-about-cookies/package.nix
index e5b329109..c0b40fc08 100644
--- a/pkgs/firefox-extensions/i-still-dont-care-about-cookies/package.nix
+++ b/pkgs/firefox-extensions/i-still-dont-care-about-cookies/package.nix
@@ -2,11 +2,11 @@
   fetchFromGitHub,
   gitUpdater,
   lib,
-  stdenv,
+  stdenvNoCC,
   wrapFirefoxAddonsHook,
   zip,
 }:
-stdenv.mkDerivation rec {
+stdenvNoCC.mkDerivation rec {
   pname = "i-still-dont-care-about-cookies";
   version = "1.1.4";
   src = fetchFromGitHub {
diff --git a/pkgs/firefox-extensions/kagi-search/package.nix b/pkgs/firefox-extensions/kagi-search/package.nix
index 36873acad..d40a19987 100644
--- a/pkgs/firefox-extensions/kagi-search/package.nix
+++ b/pkgs/firefox-extensions/kagi-search/package.nix
@@ -1,11 +1,11 @@
 {
   fetchFromGitHub,
   gitUpdater,
-  stdenv,
+  stdenvNoCC,
   wrapFirefoxAddonsHook,
   zip,
 }:
-stdenv.mkDerivation rec {
+stdenvNoCC.mkDerivation rec {
   pname = "kagi-search";
   version = "0.7.4";
   src = fetchFromGitHub {
diff --git a/pkgs/firefox-extensions/open-in-mpv/package.nix b/pkgs/firefox-extensions/open-in-mpv/package.nix
index 1f1b0dba6..aa829367c 100644
--- a/pkgs/firefox-extensions/open-in-mpv/package.nix
+++ b/pkgs/firefox-extensions/open-in-mpv/package.nix
@@ -1,10 +1,10 @@
 {
   pkgs,  # for outer `open-in-mpv`
-  stdenv,
+  stdenvNoCC,
   wrapFirefoxAddonsHook,
   zip,
 }:
-stdenv.mkDerivation {
+stdenvNoCC.mkDerivation {
   pname = "open-in-mpv-firefox";
   inherit (pkgs.open-in-mpv) version src;
 
diff --git a/pkgs/firefox-extensions/passff/package.nix b/pkgs/firefox-extensions/passff/package.nix
index fb840cd5b..afd08f0ec 100644
--- a/pkgs/firefox-extensions/passff/package.nix
+++ b/pkgs/firefox-extensions/passff/package.nix
@@ -1,11 +1,11 @@
 {
   fetchFromGitea,
   gitUpdater,
-  stdenv,
+  stdenvNoCC,
   wrapFirefoxAddonsHook,
   zip,
 }:
-stdenv.mkDerivation rec {
+stdenvNoCC.mkDerivation rec {
   pname = "passff";
   version = "1.22.1";
   src = fetchFromGitea {
diff --git a/pkgs/firefox-extensions/privacypass-extension/package.nix b/pkgs/firefox-extensions/privacypass-extension/package.nix
index 2724f6aa3..1aad456e9 100644
--- a/pkgs/firefox-extensions/privacypass-extension/package.nix
+++ b/pkgs/firefox-extensions/privacypass-extension/package.nix
@@ -32,7 +32,7 @@ let
     # meta = TODO
   };
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "privacypass-extension";
   inherit src version;
 
diff --git a/pkgs/firefox-extensions/sponsorblock/package.nix b/pkgs/firefox-extensions/sponsorblock/package.nix
index 73e313473..7f847378c 100644
--- a/pkgs/firefox-extensions/sponsorblock/package.nix
+++ b/pkgs/firefox-extensions/sponsorblock/package.nix
@@ -1,13 +1,12 @@
 {
   addon-git-updater,
   fetchurl,
-  lib,
-  stdenv,
+  stdenvNoCC,
   unzip,
   wrapFirefoxAddonsHook,
   zip,
 }:
-stdenv.mkDerivation rec {
+stdenvNoCC.mkDerivation rec {
   pname = "sponsorblock";
   version = "5.12.4";
   src = fetchurl {
diff --git a/pkgs/firefox-extensions/ublock-origin/package.nix b/pkgs/firefox-extensions/ublock-origin/package.nix
index e697ff749..e16f79a58 100644
--- a/pkgs/firefox-extensions/ublock-origin/package.nix
+++ b/pkgs/firefox-extensions/ublock-origin/package.nix
@@ -4,13 +4,13 @@
   fetchurl,
   jq,
   runCommand,
-  stdenv,
+  stdenvNoCC,
   unzip,
   wrapFirefoxAddonsHook,
   writers,
   zip,
 }:
-stdenv.mkDerivation rec {
+stdenvNoCC.mkDerivation rec {
   pname = "ublock-origin";
   version = "1.64.0";
   src = fetchurl {