diff --git a/pkgs/os-specific/darwin/sw_vers/default.nix b/pkgs/os-specific/darwin/sw_vers/default.nix
index 91597f6b36abf..c450d76f6dc30 100644
--- a/pkgs/os-specific/darwin/sw_vers/default.nix
+++ b/pkgs/os-specific/darwin/sw_vers/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, binutils_raw }:
+{ stdenv, binutils }:
 
 stdenv.mkDerivation {
   name = "sw_vers";
@@ -7,7 +7,7 @@ stdenv.mkDerivation {
     cat >$out/bin/sw_vers <<EOF
     #!${stdenv.shell}
     if test "\$#" -eq 0 ;
-    then 
+    then
       echo "ProductName:    Mac OS X"
       echo "ProductVersion: 10.7.5"
       echo "BuildVersion:   11G63"
@@ -24,4 +24,4 @@ stdenv.mkDerivation {
     EOF
     chmod a+x $out/bin/sw_vers
   '';
-}
\ No newline at end of file
+}