diff --git a/pkgs/tools/networking/network-manager/default.nix b/pkgs/tools/networking/network-manager/default.nix
index aab05d236de..79913d43968 100644
--- a/pkgs/tools/networking/network-manager/default.nix
+++ b/pkgs/tools/networking/network-manager/default.nix
@@ -87,7 +87,6 @@ in stdenv.mkDerivation rec {
 
   doCheck = false; # requires /sys, the net
 
-  enableParallelBuilding = true;
 
   postPatch = ''
     patchShebangs ./tools