From bb983cbb75765c19927fc04dce35cd20a7a872b1 Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihai.maruseac@gmail.com>
Date: Sat, 9 Jan 2021 17:37:27 -0700
Subject: [PATCH] Upper bound `witherable-class` (#5821)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 35cda327..37430a38 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2157,7 +2157,7 @@ packages:
         - drinkery
         - monad-skeleton
         - xml-lens
-        - witherable-class
+        - witherable-class < 0.0.1 # https://github.com/commercialhaskell/stackage/issues/5821
         - deriving-aeson
 
     "Peter Harpending <peter@harpending.org> @pharpend":