From a381ae514feeca7426e32864bfd12b5137a6c74c Mon Sep 17 00:00:00 2001
From: Jens Petersen <juhpetersen@gmail.com>
Date: Sat, 16 Jul 2016 20:56:35 +0900
Subject: [PATCH] extra-1.4.11 requires QuickCheck-2.9 (#1691)

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 801a13ec..a87838db 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2476,6 +2476,7 @@ packages:
 
         # https://github.com/fpco/stackage/issues/1691
         - QuickCheck < 2.9
+        - extra < 1.4.11
 
         # https://github.com/purescript/purescript/issues/2226
         # https://github.com/purescript/purescript/pull/2225