1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/os-specific/darwin/maloader/default.nix b/nixpkgs/pkgs/os-specific/darwin/maloader/default.nix
index 3943092bcf05..9142484e043c 100644
--- a/nixpkgs/pkgs/os-specific/darwin/maloader/default.nix
+++ b/nixpkgs/pkgs/os-specific/darwin/maloader/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
       ld-mac.cc
   '';
 
-  NIX_CFLAGS_COMPILE = "-I${libcxx}/include/c++/v1";
+  NIX_CFLAGS_COMPILE = "-I${lib.getDev libcxx}/include/c++/v1";
   buildInputs = [ clang libcxx ];
   buildFlags = [ "USE_LIBCXX=1" "release" ];