From 3d9a05fccda1e42e9f484aed515358227821a4fd Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihai.maruseac@gmail.com>
Date: Tue, 11 Feb 2020 16:21:43 -0800
Subject: [PATCH] Upper bound `generic-lens` (#5161)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 83049f4b..c317d732 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3692,7 +3692,7 @@ packages:
         - milena < 0
 
     "Csongor Kiss <kiss.csongor.kiss@gmail.com> @kcsongor":
-        - generic-lens
+        - generic-lens < 2.0.0.0 # https://github.com/commercialhaskell/stackage/issues/5161
 
     "Bogdan Neterebskii <bog2dan1@gmail.com> @ozzzzz":
         - cast