README.md in ziptz-2.1.12 vs README.md in ziptz-2.1.13

@@ -1,14 +1,14 @@
 # Ziptz
 [![Version](http://img.shields.io/gem/v/ziptz.svg?style=flat)](https://rubygems.org/gems/ziptz)
-[![Build Status](http://img.shields.io/travis/infused/ziptz/master.svg?style=flat)](http://travis-ci.org/infused/ziptz)
+[![Build Status](http://img.shields.io/travis/infused/ziptz/master.svg?style=flat)](http://travis-ci.com/infused/ziptz)
 [![Total Downloads](https://img.shields.io/gem/dt/ziptz.svg)](https://rubygems.org/gems/ziptz/)
 [![License](https://img.shields.io/github/license/infused/ziptz.svg)](https://github.com/infused/ziptz)
 
 Get time zone and daylight saving time for any US ZIP code.
 
-<i>ZIP codes are up to date as of <b>November 2020</b>.</i>
+<i>ZIP codes are up to date as of <b>January 2021</b>.</i>
 
 ## Installation
 
 Add the gem to your Gemfile:
 
@@ -53,9 +53,14 @@
 * "Pacific/Guam" UTC +10:00
 * "Pacific/Palau" UTC +09:00
 * "Pacific/Pohnpei" UTC +11:00
 
 <em>Note that APO/FPO zip codes will not return a known time zone offset.</em>
+
+## Want Better Data?
+
+I also sell an enhanced version of this dataset, which supports 3 times as many local IANA time zones.
+Please see my [ZIP Code Time Zones](https://us-west-2.console.aws.amazon.com/dataexchange/home#/products/prodview-4vcapflqwntdw) product on AWS Data Exchange to subscribe.
 
 ## Version 2 breaking changes
 
 Time zone names now reflect standard tz-database names.