From a458c1c03b5c90e3d2fad170b0634d818e865b77 Mon Sep 17 00:00:00 2001
From: Adam Bergmark <adam@bergmark.nl>
Date: Wed, 4 Sep 2019 17:15:34 +0200
Subject: [PATCH] sequence-formats upper bound for #4797

---
 build-constraints.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index cc4ea786..6582a947 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4794,6 +4794,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4796
         - jailbreak-cabal < 1.3.5
 
+        # https://github.com/commercialhaskell/stackage/issues/4797
+        - sequence-formats < 1.4.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of