From d66c4242b20996cdae98a53060a8f803cdb6c583 Mon Sep 17 00:00:00 2001
From: Jens Petersen <petersen@redhat.com>
Date: Thu, 6 Sep 2018 01:47:55 +0900
Subject: [PATCH] megaparsec < 7.0.0 and hspec-megaparsec < 2.0.0 (#3955)

---
 build-constraints.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 04ba1d41..83881414 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3695,6 +3695,10 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/3950
         - Cabal < 2.3
 
+        # https://github.com/commercialhaskell/stackage/issues/3955
+        - megaparsec < 7.0.0
+        - hspec-megaparsec < 2.0.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of