From bacdbf8d3c0f61d1bb74c3e90bff0195d1794008 Mon Sep 17 00:00:00 2001
From: Alexey Zabelin <hello@alexeyzabelin.com>
Date: Sat, 23 Apr 2022 21:30:03 -0500
Subject: [PATCH] Add upper bound for hpack, #6551

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 28d76545..fa15b2e9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7375,6 +7375,9 @@ packages:
         - persistent-qq < 2.12.0.3
         - persistent-test < 2.13.1.3
 
+        # https://github.com/commercialhaskell/stackage/issues/6551
+        - hpack < 0.35
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of