diff --git a/.gitignore b/.gitignore
index 1060be9..fbd3255 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
 /zchunk-0.9.7.tar.gz
 /zchunk-0.9.10.tar.gz
 /zchunk-0.9.11.tar.gz
+/zchunk-0.9.12.tar.gz
diff --git a/sources b/sources
index 383aee6..d0eda78 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (zchunk-0.9.11.tar.gz) = 03b49de6306bab3b37be820462994e7a57fa7ecb594272b09d7fea3d7ae5831b2dc2016ed92d13546a077cffba7c01a4c97c4e30ae1feb1e181870bf061b94ed
+SHA512 (zchunk-0.9.12.tar.gz) = 7919205b12065470630a0da90bf468036065672e0ff638f82c097d943dd8ddb71f3bc0ed250870f11d111473f1d1e335287ceb5c1ab709a29a81e194ed108015
diff --git a/zchunk.spec b/zchunk.spec
index 4cdc66b..aadfc97 100644
--- a/zchunk.spec
+++ b/zchunk.spec
@@ -1,5 +1,5 @@
 Name:           zchunk
-Version:        0.9.11
+Version:        0.9.12
 Release:        1%{?dist}
 Summary:        Compressed file format that allows easy deltas
 License:        BSD and MIT
@@ -83,6 +83,9 @@ install contrib/gen_xml_dictionary %{buildroot}%{_libexecdir}/zck_gen_xml_dictio
 %{_includedir}/zck.h
 
 %changelog
+* Mon Oct 08 2018 Jonathan Dieter <jdieter@gmail.com> - 0.9.12-1
+- Add read support for zchunk files with optional flags
+
 * Fri Sep 28 2018 Jonathan Dieter <jdieter@gmail.com> - 0.9.11-1
 - Fix small bug where creating a zck_dl context fails when zck context is NULL