From 3d06699c19ba3f75ec7f8e51ee4b3c205cdae634 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Thu, 2 Mar 2017 09:29:47 +0200
Subject: [PATCH] Upper bound for #2345

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 126457b8..46596aab 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2885,6 +2885,9 @@ packages:
         # https://github.com/fpco/stackage/issues/2340
         - language-c < 0.6
 
+        # https://github.com/fpco/stackage/issues/2345
+        - syb < 0.7
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of