From 4e9c9d1ffa428e6f060cde9fc86dd771912b5da5 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sun, 25 Jan 2015 14:32:06 +0200
Subject: [PATCH] Upper bound for #426

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index ade038c0..f7496850 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -722,6 +722,9 @@ packages:
         # https://github.com/fpco/stackage/issues/424
         - control-monad-free < 0.6
 
+        # https://github.com/fpco/stackage/issues/426
+        - utf8-string < 1
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: