diff --git a/pkgs/games/liberal-crime-squad/default.nix b/pkgs/games/liberal-crime-squad/default.nix
index d6a2afb26cb..fef6e11d9be 100644
--- a/pkgs/games/liberal-crime-squad/default.nix
+++ b/pkgs/games/liberal-crime-squad/default.nix
@@ -1,4 +1,4 @@
-{ fetchFromGitHub, stdenv, ncurses, autoreconfHook, SDL2, SDL2_mixer }:
+{ fetchFromGitHub, stdenv, autoreconfHook, libiconv, ncurses, SDL2, SDL2_mixer }:
 
 stdenv.mkDerivation rec {
   version = "2016-07-06";
@@ -12,7 +12,9 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [ autoreconfHook ];
-  buildInputs = [ ncurses SDL2 SDL2_mixer ];
+  buildInputs = [ libiconv ncurses SDL2 SDL2_mixer ];
+
+  enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
     description = "A humorous politically themed ncurses game";