diff --git a/pkgs/os-specific/windows/cygwin-setup/default.nix b/pkgs/os-specific/windows/cygwin-setup/default.nix
index 2941561954d9..c51cafa9acef 100644
--- a/pkgs/os-specific/windows/cygwin-setup/default.nix
+++ b/pkgs/os-specific/windows/cygwin-setup/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchcvs, autoconf, automake, libtool, flex, bison, pkg-config
+{ lib, stdenv, fetchcvs, autoconf, automake, libtool, flex, bison, pkg-config
 , zlib, bzip2, lzma, libgcrypt
 }:
 
diff --git a/pkgs/os-specific/windows/jom/default.nix b/pkgs/os-specific/windows/jom/default.nix
index 0d3ab81135c6..a2fbdde95aa9 100644
--- a/pkgs/os-specific/windows/jom/default.nix
+++ b/pkgs/os-specific/windows/jom/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchgit, qt48, qmake4Hook, flex }:
+{ lib, stdenv, fetchgit, qt48, qmake4Hook, flex }:
 
 # At the time of committing this, the expression fails for me to cross-build in
 # both mingw32 and mingw64.
diff --git a/pkgs/os-specific/windows/libgnurx/default.nix b/pkgs/os-specific/windows/libgnurx/default.nix
index eb4ae8dad008..85a3c463a289 100644
--- a/pkgs/os-specific/windows/libgnurx/default.nix
+++ b/pkgs/os-specific/windows/libgnurx/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl }:
+{ lib, stdenv, fetchurl }:
 
 let
   version = "2.5.1";
diff --git a/pkgs/os-specific/windows/mingw-w64/default.nix b/pkgs/os-specific/windows/mingw-w64/default.nix
index 838c39fc3c13..0a342997530f 100644
--- a/pkgs/os-specific/windows/mingw-w64/default.nix
+++ b/pkgs/os-specific/windows/mingw-w64/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, windows, fetchurl }:
+{ lib, stdenv, windows, fetchurl }:
 
 let
   version = "6.0.0";
diff --git a/pkgs/os-specific/windows/wxMSW-2.8/default.nix b/pkgs/os-specific/windows/wxMSW-2.8/default.nix
index f57df3192ccf..c4fb79933432 100644
--- a/pkgs/os-specific/windows/wxMSW-2.8/default.nix
+++ b/pkgs/os-specific/windows/wxMSW-2.8/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, compat24 ? false, compat26 ? true, unicode ? true }:
+{ lib, stdenv, fetchurl, compat24 ? false, compat26 ? true, unicode ? true }:
 
 stdenv.mkDerivation {
   name = "wxMSW-2.8.11";