From b46eeb86f5f1564a8991f5ffffa571939e57f949 Mon Sep 17 00:00:00 2001
From: Oleg Grenrus <oleg.grenrus@iki.fi>
Date: Mon, 28 Dec 2015 13:02:17 +0200
Subject: [PATCH] Resolve #537: cabal-install has version allowing zlib-0.6

---
 build-constraints.yaml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2832d587..c5f418bf 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1827,9 +1827,6 @@ packages:
         - hse-cpp
 
     "Stackage upper bounds":
-        # https://github.com/fpco/stackage/issues/537
-        - zlib < 0.6
-
         # https://github.com/joelwilliamson/bimap/pull/4
         - bimap < 0.3.1