From c4b02910c3092b4d1926b160e9016e110a4b154b Mon Sep 17 00:00:00 2001
From: Alexey Zabelin <hello@alexeyzabelin.com>
Date: Sat, 28 Apr 2018 13:37:17 -0400
Subject: [PATCH] Add megaparsec upper bound, #3560

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index e63fc54e..873d5684 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3425,6 +3425,9 @@ packages:
         # https://github.com/fpco/stackage/issues/3559
         - parser-combinators < 1.0
 
+        # https://github.com/fpco/stackage/issues/3560
+        - megaparsec < 6.5
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of