diff --git a/pkgs/development/libraries/netcdf-fortran/default.nix b/pkgs/development/libraries/netcdf-fortran/default.nix
index 35f675a305a..d43519f4a2f 100644
--- a/pkgs/development/libraries/netcdf-fortran/default.nix
+++ b/pkgs/development/libraries/netcdf-fortran/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, netcdf, hdf5, curl, gfortran }:
 stdenv.mkDerivation rec {
   name = "netcdf-fortran-${version}";
-  version = "4.4.3";
+  version = "4.4.4";
 
   src = fetchurl {
     url = "https://github.com/Unidata/netcdf-fortran/archive/v${version}.tar.gz";
-    sha256 = "4170fc018c9ee8222e317215c6a273542623185f5f6ee00d37bbb4e024e4e998";
+    sha256 = "0rwybszj1jjb25cx8vfyrd77x5qsdjzwspcjz56n12br89n9ica4";
   };
 
   buildInputs = [ netcdf hdf5 curl gfortran ];