From 995681cc7428407d91d10c01db1668047e0be3f3 Mon Sep 17 00:00:00 2001
From: Mihai Maruseac <mihai.maruseac@gmail.com>
Date: Thu, 19 Sep 2024 22:27:54 -0700
Subject: [PATCH] Upper bound `happy` due to #7520

Signed-off-by: Mihai Maruseac <mihai.maruseac@gmail.com>
---
 build-constraints.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8506c6c7a..52103b347 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -110,7 +110,7 @@ packages:
         - Sit
 
         - alex
-        - happy < 1.21.0 || > 1.21.0
+        - happy < 1.21.0 # Note, cannot use 1.21.0, and 2.0 blocked by https://github.com/commercialhaskell/stackage/issues/7520
         - haskell-src
         - ListLike
         - MissingH