diff --git a/Makefile b/Makefile
index d7bb10d..fbb027a 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@
 PACKAGE=	tzcode
 
 # Version numbers of the code and data distributions.
-VERSION=	2015a
+VERSION=	2015b
 
 # Email address for bug reports.
 BUGEMAIL=	tz@iana.org
diff --git a/NEWS b/NEWS
index 47f707b..ce6ac40 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,6 @@
 News for the tz database
 
-Unreleased, experimental changes
+Release 2015b - 2015-03-19 23:28:11 -0700
 
   Changes affecting future time stamps