From ed83e9d1deffd20ddcac82e2f448660b45637b34 Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihai.maruseac@gmail.com>
Date: Tue, 25 Jun 2019 00:29:28 -0700
Subject: [PATCH] Remove mbox-utility (#4655)

---
 build-constraints.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7da9079b..42a051af 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -295,7 +295,7 @@ packages:
         - markov-chain
         - midi
         - midi-music-box
-        - mbox-utility
+        - mbox-utility < 0 # https://github.com/commercialhaskell/stackage/issues/4655
         - med-module
         - monoid-transformer
         - non-empty