diff --git a/pkgs/development/libraries/nco/default.nix b/pkgs/development/libraries/nco/default.nix
index c842eac4311e..14b608bb994d 100644
--- a/pkgs/development/libraries/nco/default.nix
+++ b/pkgs/development/libraries/nco/default.nix
@@ -1,20 +1,21 @@
-{ stdenv, fetchurl, netcdf, netcdfcxx4, gsl, udunits, antlr, which, curl, flex }:
+{ stdenv, fetchzip, netcdf, netcdfcxx4, gsl, udunits, antlr, which, curl, flex }:
 
 stdenv.mkDerivation rec {
-  version = "4.8.1";
+  version = "4.9.0";
   pname = "nco";
 
-  buildInputs = [ netcdf netcdfcxx4 gsl udunits antlr which curl flex ];
+  nativeBuildInputs = [ flex which ];
+  buildInputs = [ netcdf netcdfcxx4 gsl udunits antlr curl ];
 
-  src = fetchurl {
+  src = fetchzip {
     url = "https://github.com/nco/nco/archive/${version}.tar.gz";
-    sha256 = "0s1ww78p4cb2d9qkr4zs439x4xk3ndq6lv8ps677jrn28vnkzbnx";
+    sha256 = "0k371b1w369dchmxskd9191i1p47xcwxqwbxsgmdhs8n477wj74b";
   };
 
   meta = {
     description = "NetCDF Operator toolkit";
     longDescription = "The NCO (netCDF Operator) toolkit manipulates and analyzes data stored in netCDF-accessible formats, including DAP, HDF4, and HDF5";
-    homepage = http://nco.sourceforge.net/;
+    homepage = "http://nco.sourceforge.net/";
     license = stdenv.lib.licenses.gpl3;
     maintainers = [ stdenv.lib.maintainers.bzizou ];
     platforms = stdenv.lib.platforms.linux;