1 files changed, 4 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/applications/science/physics/xfitter/default.nix b/nixpkgs/pkgs/applications/science/physics/xfitter/default.nix
index cbb097350c71..d0a0585e69f1 100644
--- a/nixpkgs/pkgs/applications/science/physics/xfitter/default.nix
+++ b/nixpkgs/pkgs/applications/science/physics/xfitter/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, apfel, apfelgrid, applgrid, blas, gfortran, lhapdf, lapack, libyaml, lynx
+{ lib, stdenv, fetchurl, apfel, apfelgrid, applgrid, blas, gfortran, lhapdf, lapack, libyaml, lynx
 , mela, root5, qcdnum, which, libtirpc
 }:
 
@@ -24,7 +24,7 @@ stdenv.mkDerivation rec {
   #
   #   gfortran: error: unrecognized command line option '-stdlib=libc++'
   #
-    stdenv.lib.optionalString stdenv.isDarwin ''
+    lib.optionalString stdenv.isDarwin ''
       substituteInPlace src/Makefile.in \
         --replace "F77LD = \$(F77)" "F77LD = \$(CXXLD)" \
     '';
@@ -41,7 +41,7 @@ stdenv.mkDerivation rec {
   buildInputs =
     [ apfel apfelgrid applgrid blas lhapdf lapack mela root5 qcdnum libtirpc ]
     # pdf2yaml requires fmemopen and open_memstream which are not readily available on Darwin
-    ++ stdenv.lib.optional (!stdenv.isDarwin) libyaml
+    ++ lib.optional (!stdenv.isDarwin) libyaml
     ;
   propagatedBuildInputs = [ lynx ];
 
@@ -52,7 +52,7 @@ stdenv.mkDerivation rec {
   NIX_CFLAGS_COMPILE = [ "-I${libtirpc.dev}/include/tirpc" ];
   NIX_LDFLAGS = [ "-ltirpc" ];
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "The xFitter project is an open source QCD fit framework ready to extract PDFs and assess the impact of new data";
     license     = licenses.gpl3;
     homepage    = "https://www.xfitter.org/xFitter";