diff --git a/pkgs/applications/science/math/gmsh/default.nix b/pkgs/applications/science/math/gmsh/default.nix
index 33b458ba30a..956bfe1d811 100644
--- a/pkgs/applications/science/math/gmsh/default.nix
+++ b/pkgs/applications/science/math/gmsh/default.nix
@@ -15,11 +15,13 @@ stdenv.mkDerivation {
   # that is supposed to work without Fortran but didn't for me.
   patches = [ ./CMakeLists.txt.patch ];
 
-  buildInputs = [ cmake blas liblapack gfortran gmm fltk libjpeg zlib libGLU_combined
+  buildInputs = [ cmake blas liblapack gmm fltk libjpeg zlib libGLU_combined
     libGLU xorg.libXrender xorg.libXcursor xorg.libXfixes xorg.libXext
     xorg.libXft xorg.libXinerama xorg.libX11 xorg.libSM xorg.libICE
   ];
 
+  nativeBuildInputs = [ gfortran ];
+
   enableParallelBuilding = true;
 
   meta = {