diff --git a/pkgs/tools/archivers/unzip/default.nix b/pkgs/tools/archivers/unzip/default.nix
index a35e473ec36..7c4bb988b62 100644
--- a/pkgs/tools/archivers/unzip/default.nix
+++ b/pkgs/tools/archivers/unzip/default.nix
@@ -37,7 +37,7 @@ stdenv.mkDerivation {
 
   makefile = "unix/Makefile";
 
-  ${"NIX_${stdenv.cc.infixSalt_}LDFLAGS"} = [ "-lbz2" ] ++ stdenv.lib.optional enableNLS "-lnatspec";
+  NIX_LDFLAGS = [ "-lbz2" ] ++ stdenv.lib.optional enableNLS "-lnatspec";
 
   buildFlags = "generic D_USE_BZ2=-DUSE_BZIP2 L_BZ2=-lbz2";