From 58f02603c74d5d924a13617762cd363b109e1bae Mon Sep 17 00:00:00 2001
From: Chris Dornan <chris@chrisdornan.com>
Date: Wed, 27 Jun 2018 07:00:30 +0100
Subject: [PATCH] relational-query < 0.12.0.0

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 73e8749f..f7158779 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3578,6 +3578,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/3763
         - doctest < 0.16
 
+        # https://github.com/commercialhaskell/stackage/issues/3771
+        - relational-query < 0.12.0.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of