From c5d4ba8145aef86c14088d788646fc5574dcd07d Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sat, 10 Feb 2018 19:38:14 +0200
Subject: [PATCH] More conduit-related upper bounds

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 41b1f6d1..53430cef 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3299,6 +3299,7 @@ packages:
         - classy-prelude-yesod < 1.4
         - hOpenPGP < 2.6
         - cereal-conduit < 0.8
+        - zip < 1
 
         # https://github.com/fpco/stackage/issues/3252
         - conduit-combinators < 1.3.0