diff --git a/README.md b/README.md
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+++ b/README.md
@@ -224,7 +224,8 @@ Software that makes it easy to consume GTFS data in a variety of languages.
 - [gtfslib-python](https://github.com/afimb/gtfslib-python) -  An open source library in python for reading GTFS files and computing various stats and indicators about Public Transport networks.
 - [gtfsman](https://github.com/geops/gtfsman) - Repository-like tool in Python to manage and update a huge number of GTFS feeds.
 - [gtfspy](https://github.com/CxAalto/gtfspy) - Public transport network analysis and travel time computations using Python3. Compatible with Postgres/PostGIS, Oracle, MySQL, and SQLite. Used by [gtfspy-webviz](https://github.com/CxAalto/gtfspy-webviz).
-- [GTFSTK](https://github.com/araichev/gtfstk) - A Python 3 toolkit for analyzing GTFS data in memory. Uses Pandas and Shapely for speed.
+- [GTFS Kit](https://github.com/mrcagney/gtfs_kit) - A Python 3.6+ tool kit for analyzing General Transit Feed Specification (GTFS) data. Supersedes [GTFSTK](https://github.com/araichev/gtfstk).
+- [GTFSTK](https://github.com/araichev/gtfstk) - A Python 3 toolkit for analyzing GTFS data in memory. Uses Pandas and Shapely for speed. Superseded by [GTFS Kit](https://github.com/mrcagney/gtfs_kit).
 - [Make GTFS](https://github.com/mrcagney/make_gtfs) - A Python library to make GTFS feeds from basic route information.
 - [Mapzen GTFS](https://github.com/transitland/mapzen-gtfs) - A Python GTFS library that supports reading individual GTFS tables, or constructing a graph to represent each agency in a feed.
 - [multigtfs](https://github.com/tulsawebdevs/django-multi-gtfs) - A Django application to import and export GTFS.