From eb6b8cc742620e1df5d06c01dff7fb02e70a0dc3 Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Sat, 5 Mar 2016 20:45:36 +0200
Subject: [PATCH] Upper bound for #1266

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index b6381a27..2177f81f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2040,6 +2040,9 @@ packages:
 
         # https://github.com/fpco/stackage/issues/1265
         - brick < 0.5
+
+        # https://github.com/fpco/stackage/issues/1266
+        - transformers-compat < 0.5
 # end of packages