From 2ab72d734354a5bc5541b91e7a0b0056aaf904fe Mon Sep 17 00:00:00 2001
From: Adam Bergmark <adam@bergmark.nl>
Date: Sun, 24 Jun 2018 13:55:35 +0200
Subject: [PATCH] doctest upper bound for #3763

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index e36a8506..e8a334cd 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3570,6 +3570,9 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/3751
         - require < 0.3.1
+
+        # https://github.com/commercialhaskell/stackage/issues/3763
+        - doctest < 0.16
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of