From 2262d4c95592df660c3335d194383ca68bdb91fc Mon Sep 17 00:00:00 2001
From: Lennart Spitzner <hexagoxel@hexagoxel.de>
Date: Fri, 5 Oct 2018 10:32:38 +0200
Subject: [PATCH] Strengthen upper bound due to duplicate instances

---
 butcher.cabal | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/butcher.cabal b/butcher.cabal
index 72a1377..efc306a 100644
--- a/butcher.cabal
+++ b/butcher.cabal
@@ -50,7 +50,7 @@ library
     , extra <1.7
     , void <0.8
     , bifunctors <5.6
-    , deque <0.3
+    , deque <0.2.2
     }
   hs-source-dirs:      src
   default-language:    Haskell2010