From b06e82fe7aa1d74cf97d345ecb9ee5324257bea5 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 14 Jul 2014 10:50:36 +0200
Subject: [PATCH] haskell-defaults.nix: simplify references to the latest
 version of happy

---
 pkgs/top-level/haskell-defaults.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/top-level/haskell-defaults.nix b/pkgs/top-level/haskell-defaults.nix
index 38d4774ce13..a81f8cae90a 100644
--- a/pkgs/top-level/haskell-defaults.nix
+++ b/pkgs/top-level/haskell-defaults.nix
@@ -209,8 +209,8 @@
                ghcBinary = pkgs.haskellPackages.ghcPlain;
                prefFun = ghcHEADPrefs;
                extraArgs = {
-                 happy = pkgs.haskellPackages.happy_1_19_2;
-                 alex = pkgs.haskellPackages.alex_3_1_3;
+                 happy = pkgs.haskellPackages.happy;
+                 alex = pkgs.haskellPackages.alex;
                };
              };