diff --git a/.gitignore b/.gitignore
index 80d8a2e..ecd139c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ clog
 /oiio-Release-1.1.3.tar.gz
 /oiio-Release-1.1.10.tar.gz
 /oiio-Release-1.1.11.tar.gz
+/oiio-Release-1.1.13.tar.gz
diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index ae35561..82bbb92 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -1,5 +1,5 @@
 Name:           OpenImageIO
-Version:        1.1.11
+Version:        1.1.13
 Release:        1%{?dist}
 Summary:        Library for reading and writing images
 
@@ -162,6 +162,9 @@ cp -a doc/*.1 %{buildroot}%{_mandir}/man1
 
 
 %changelog
+* Wed Jul  3 2013 Richard Shaw <hobbes1069@gmail.com> - 1.1.13-1
+- Update to latest bugfix release.
+
 * Mon Jul  1 2013 Richard Shaw <hobbes1069@gmail.com> - 1.1.11-1
 - Update to lastest bugfix release.
 - Upstream patch makes native spinlocks faster than TBB. TBB no longer needed.
diff --git a/sources b/sources
index 5d9642a..5d48429 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-a0855e2831aa28b3b8d1279aa97cffac  oiio-Release-1.1.11.tar.gz
+976c53880da3d003566e72eb8ebb6ef5  oiio-Release-1.1.13.tar.gz