From ca2b5947a3f477de9300ebea2233c10afd4bb0e6 Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihai.maruseac@gmail.com>
Date: Mon, 6 Apr 2020 20:33:29 -0700
Subject: [PATCH] Upper bound haddock-library (#5293)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index cbd0014c..da5a24d9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4739,6 +4739,9 @@ packages:
       # https://github.com/commercialhaskell/stackage/issues/5257
       - ghc-lib-parser < 8.10.1.20200324
       - ghc-lib < 8.10.1.20200324
+
+      # https://github.com/commercialhaskell/stackage/issues/5293
+      - haddock-library < 1.9.0
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of