From 68a08d8c2ad396f415e748eff387e8b70fde078e Mon Sep 17 00:00:00 2001
From: llllllllll <joe@quantopian.com>
Date: Tue, 24 Nov 2015 15:09:33 -0500
Subject: [PATCH] DOC: whatsnew

---
 docs/source/whatsnew/0.8.4.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/source/whatsnew/0.8.4.txt b/docs/source/whatsnew/0.8.4.txt
index dde16a16..700316cd 100644
--- a/docs/source/whatsnew/0.8.4.txt
+++ b/docs/source/whatsnew/0.8.4.txt
@@ -46,6 +46,8 @@ Bug Fixes
 
 * Fixes an error raised in calculating beta when benchmark data were sparse.
   Instead `numpy.nan` is returned (:issue:`859`).
+* Fixed an issue pickling :func:`~zipline.utils.sentinel.sentinel` objects
+  (:issue:`872`).
 
 Performance
 ~~~~~~~~~~~