diff --git a/pkgs/build-support/bintools-wrapper/default.nix b/pkgs/build-support/bintools-wrapper/default.nix
index 8fef2ca6624..c255f43dfcd 100644
--- a/pkgs/build-support/bintools-wrapper/default.nix
+++ b/pkgs/build-support/bintools-wrapper/default.nix
@@ -305,6 +305,10 @@ stdenv.mkDerivation {
       done
     ''
 
+    + optionalString stdenv.targetPlatform.isDarwin ''
+      echo "-arch ${targetPlatform.darwinArch}" >> $out/nix-support/libc-ldflags
+    ''
+
     + ''
       for flags in "$out/nix-support"/*flags*; do
         substituteInPlace "$flags" --replace $'\n' ' '