diff --git a/pkgs/development/libraries/ncurses/default.nix b/pkgs/development/libraries/ncurses/default.nix
index 5a8e91f8a35..344db123801 100644
--- a/pkgs/development/libraries/ncurses/default.nix
+++ b/pkgs/development/libraries/ncurses/default.nix
@@ -53,4 +53,4 @@ stdenv.mkDerivation ( rec {
 
     license = "X11";
   };
-} // ( if stdenv.isDarwin then { postFixup = "rm $out/lib/*.so"; } else {} ) )
+} // ( if stdenv.isDarwin then { postFixup = "rm $out/lib/*.so"; } else { } ) )