1 files changed, 3 insertions, 3 deletions
diff --git a/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix b/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
index 18f029c45852..14d0e38f3d9f 100644
--- a/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
@@ -1,4 +1,4 @@
-{ stdenv
+{ lib, stdenv
 , eigen
 , fetchurl
 , cmake
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ eigen glog ]
-    ++ stdenv.lib.optional runTests gflags;
+    ++ lib.optional runTests gflags;
 
   # The Basel BUILD file conflicts with the cmake build directory on
   # case-insensitive filesystems, eg. darwin.
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
 
   checkTarget = "test";
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "C++ library for modeling and solving large, complicated optimization problems";
     license = licenses.bsd3;
     homepage = "http://ceres-solver.org";