From 9179bdceafb5e61d7a024e745a096a3740977620 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Thu, 26 Jan 2017 11:05:20 +0200
Subject: [PATCH] Remove upper bound and close #2237

This reverts commit 944c18dd8a737a85d88090ed7045c35a6e473585.
---
 build-constraints.yaml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index e0437bcc..7aa6a45b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2784,9 +2784,6 @@ packages:
         - hspec-discover < 2.4
         - hspec-smallcheck < 0.4.2
 
-        # https://github.com/fpco/stackage/issues/2237
-        - constraints < 0.9
-
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of