diff --git a/pkgs/development/python-modules/netcdf4.nix b/pkgs/development/python-modules/netcdf4/default.nix
similarity index 90%
rename from pkgs/development/python-modules/netcdf4.nix
rename to pkgs/development/python-modules/netcdf4/default.nix
index b123921a1ce..8f06957bf22 100644
--- a/pkgs/development/python-modules/netcdf4.nix
+++ b/pkgs/development/python-modules/netcdf4/default.nix
@@ -1,5 +1,5 @@
 { stdenv, buildPythonPackage, fetchurl, isPyPy
-, numpy, zlib, netcdf, hdf5, curl, libjpeg
+, numpy, zlib, netcdf, hdf5, curl, libjpeg, cython
 }:
 buildPythonPackage rec {
   pname = "netCDF4";
@@ -13,6 +13,10 @@ buildPythonPackage rec {
     sha256 = "31eb4eae5fd3b2bd8f828721142ddcefdbf10287281bf6f636764dd7957f8450";
   };
 
+  buildInputs = [
+    cython
+  ];
+
   propagatedBuildInputs = [
     numpy
     zlib
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 55128c4aaa4..9e957218263 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -8066,7 +8066,7 @@ in {
     };
   };
 
-  netcdf4 = callPackage ../development/python-modules/netcdf4.nix { };
+  netcdf4 = callPackage ../development/python-modules/netcdf4 { };
 
   Nikola = callPackage ../development/python-modules/Nikola { };