From 5537a34b72186e5fc4a62884c8a723ec2816ef3a Mon Sep 17 00:00:00 2001
From: Adam Bergmark <adam@bergmark.nl>
Date: Thu, 29 Jun 2017 15:05:33 +0200
Subject: [PATCH] lattices upper bound for #2586

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 47842f50..c46bad9d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3243,6 +3243,7 @@ packages:
         - QuickCheck < 2.10
         - aeson-compat < 0.3.7
         - binary-orphans < 0.1.7.0
+        - lattices < 1.6.0
         - quickcheck-instances < 0.3.13
         - text-show < 3.6.2
         - text-show-instances < 3.6.1