From 7e274abfa4301da465248bd1ae5128c064430dea Mon Sep 17 00:00:00 2001
From: Dan Burton <danburton.email@gmail.com>
Date: Sun, 21 Feb 2016 10:51:55 -0800
Subject: [PATCH] Add constraint "hpack < 0.9.1", requires newer aeson. See
 #1211

---
 build-constraints.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index ad0c5776..9e2fbb4f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1981,6 +1981,7 @@ packages:
 
         # https://github.com/fpco/stackage/issues/1211
         - aeson < 0.10
+        - hpack < 0.9.1
 
         # https://github.com/fpco/stackage/issues/1215
         - argon < 0.4.1.0