From 988d51a7a5a18be26e616ee90e5d6c7390b9590f Mon Sep 17 00:00:00 2001
From: Alexey Zabelin <hello@alexeyzabelin.com>
Date: Mon, 25 Mar 2019 17:20:40 -0700
Subject: [PATCH] Add upper bounds for QuickCheck, #4444

---
 build-constraints.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 39e597c2..d467a73c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4494,6 +4494,10 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4441
         - checkers < 0.5.0
 
+        # https://github.com/commercialhaskell/stackage/issues/4444
+        - QuickCheck < 2.13
+        - quickcheck-instances < 0.3.20
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of