From f8be685f0a197778c10241377a1b011bfb7c47b8 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sun, 21 Dec 2014 19:48:02 +0200
Subject: [PATCH] Remove free upper bound

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index decf4a4e..c2047b9c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -626,9 +626,6 @@ packages:
         # https://github.com/fpco/stackage/issues/319
         - polyparse < 1.10
 
-        # https://github.com/nikita-volkov/stm-containers/issues/3
-        - free < 4.10
-
         # https://github.com/fpco/stackage/issues/370
         - monad-control < 1
         - hasql < 0.5