From 1e8e593afbe9151663bca2902ba8d7a8e3eb5eb7 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Thu, 17 Sep 2015 19:01:27 +0300
Subject: [PATCH] Upper bound for athanclark/pred-trie#2

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 75195d44..84923ca5 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1483,6 +1483,9 @@ packages:
         - hmatrix < 0.17
         - hmatrix-gsl < 0.17
 
+        # https://github.com/athanclark/pred-trie/issues/2
+        - composition-extra < 1.3
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: