diff --git a/NEWS b/NEWS
index b0c9e74ab..f2be4833e 100644
--- a/NEWS
+++ b/NEWS
@@ -40,7 +40,7 @@ Newly deprecated features in taskwarrior 2.3.0
 
 Taskwarrior has been built and tested on the following configurations:
 
-  * OS X 10.8 Mountain Lion and 10.7 Lion
+  * OS X 10.9 Mavericks, 10.8 Mountain Lion and 10.7 Lion
   * Fedora 19 Schrodinger's Cat and 18 Spherical Cow
   * Ubuntu 12.10 Quantal Quetzal and 12.04 Precise Pangolin
   * Debian 7.0 Wheezy (stable) and 6.0 Squeeze (oldstable) plus Sid (testing)