diff --git a/pkgs/servers/x11/quartz-wm/default.nix b/pkgs/servers/x11/quartz-wm/default.nix
index 52cb1e750a6..92350595dd8 100644
--- a/pkgs/servers/x11/quartz-wm/default.nix
+++ b/pkgs/servers/x11/quartz-wm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, xorg, pixman, pkgconfig, AppKit, Foundation, Xplugin, cf-private }:
+{ stdenv, fetchurl, xorg, pixman, pkgconfig, AppKit, Foundation, Xplugin }:
 
 let version = "1.3.1";
 in stdenv.mkDerivation {
@@ -20,8 +20,6 @@ in stdenv.mkDerivation {
     pixman
     pkgconfig
     AppKit Xplugin Foundation
-    # Needed for CFNotificationCenterAddObserver symbols.
-    cf-private
   ];
   meta = with stdenv.lib; {
     license = licenses.apsl20;
diff --git a/pkgs/servers/x11/xquartz/default.nix b/pkgs/servers/x11/xquartz/default.nix
index 22f6ce45673..f18a50fe7e9 100644
--- a/pkgs/servers/x11/xquartz/default.nix
+++ b/pkgs/servers/x11/xquartz/default.nix
@@ -1,7 +1,6 @@
 { stdenv, buildEnv, makeFontsConf, gnused, writeScript, xorg, bashInteractive, xterm, makeWrapper, ruby
 , quartz-wm, fontconfig, xlsfonts, xfontsel
 , ttf_bitstream_vera, freefont_ttf, liberation_ttf
-, cf-private
 , shell ? "${bashInteractive}/bin/bash"
 }:
 
@@ -98,11 +97,7 @@ let
 in stdenv.mkDerivation {
   name = "xquartz-${stdenv.lib.getVersion xorg.xorgserver}";
 
-  buildInputs = [
-    ruby makeWrapper
-    # Needed for NSDefaultRunLoopMode symbols.
-    cf-private
-  ];
+  nativeBuildInputs = [ ruby makeWrapper ];
 
   unpackPhase = "sourceRoot=.";
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9e566cfcc36..5d658a37b8c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14896,13 +14896,10 @@ in
 
   xqilla = callPackage ../development/tools/xqilla { };
 
-  xquartz = callPackage ../servers/x11/xquartz {
-    inherit (darwin) cf-private;
-  };
+  xquartz = callPackage ../servers/x11/xquartz { };
 
   quartz-wm = callPackage ../servers/x11/quartz-wm {
     stdenv = clangStdenv;
-    inherit (darwin) cf-private;
     inherit (darwin.apple_sdk.frameworks) AppKit Foundation;
     inherit (darwin.apple_sdk.libs) Xplugin;
   };