From a082a62311af0ee740a60b28619f299524141c87 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sun, 12 Nov 2017 08:56:15 +0200
Subject: [PATCH] Upper bound for #3022

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0cf6482a..b30754a8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3513,6 +3513,9 @@ packages:
         - slack-web < 0.2.0.2
         - servant-client-core < 0.12
 
+        # https://github.com/fpco/stackage/issues/3022
+        - req < 0.5
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of