From 529e7f32a1ca02e583f9dbfa3f4510822b113040 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Fri, 16 Jun 2017 19:15:29 +0300
Subject: [PATCH] Extra upper bound for #2586

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index a3bbbb76..5e64cc8a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3256,6 +3256,7 @@ packages:
 
         # https://github.com/fpco/stackage/issues/2586
         - QuickCheck < 2.10
+        - these < 0.7.4
 
 # end of packages