From 7ea73526ec4876f47c9ad45f6ba34c18eff129fa Mon Sep 17 00:00:00 2001
From: Michael Snoyman <michael@snoyman.com>
Date: Fri, 25 Sep 2015 14:13:41 +0300
Subject: [PATCH] Upper bound for #860

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

diff --git a/build-constraints.yaml b/build-constraints.yaml
index c778f74d..66b0f3bf 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1522,6 +1522,9 @@ packages:
         # https://github.com/fpco/stackage/issues/856
         - syb < 0.6
 
+        # https://github.com/fpco/stackage/issues/860
+        - optparse-applicative < 0.12
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: