From c41acaaa1f33c69de47559d5bfda6da07e82c606 Mon Sep 17 00:00:00 2001
From: Fumiaki Kinoshita <fumiexcel@gmail.com>
Date: Tue, 16 Mar 2021 14:06:05 +0900
Subject: [PATCH] add witherable back (#5821)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index c0f6f024..47acda1c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2171,7 +2171,7 @@ packages:
         - drinkery
         - monad-skeleton
         - xml-lens
-        - witherable-class < 0.0.1 # https://github.com/commercialhaskell/stackage/issues/5821
+        - witherable
         - deriving-aeson
 
     "Peter Harpending <peter@harpending.org> @pharpend":