From df5c8d9843cf0c48850db71ceb5124afc0535cb6 Mon Sep 17 00:00:00 2001
From: Alp Mestanogullari <alpmestan@gmail.com>
Date: Fri, 19 Dec 2014 18:26:03 +0100
Subject: [PATCH] guard against failures with old versions of 'either'

---
 servant-server.cabal | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/servant-server.cabal b/servant-server.cabal
index d1fefddd..8a2f13e0 100644
--- a/servant-server.cabal
+++ b/servant-server.cabal
@@ -34,7 +34,7 @@ library
     , aeson
     , attoparsec
     , bytestring
-    , either
+    , either >= 4.3
     , http-types
     , network-uri >= 2.6
     , safe