From dd82ba75941d993e54d2ce2599b00f509f0059b9 Mon Sep 17 00:00:00 2001
From: Jens Petersen <juhpetersen@gmail.com>
Date: Sat, 21 May 2016 16:57:30 +0900
Subject: [PATCH] monoid-subclasses-0.4.2.1 requires new containers (#1468)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2a214517..857ebbcc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2297,6 +2297,9 @@ packages:
 
         # https://github.com/fpco/stackage/issues/1467
         - stack < 1.1.2
+
+        # https://github.com/fpco/stackage/issues/1468
+        - monoid-subclasses < 0.4.2.1
 # end of packages