diff --git a/RelatedProjects.md b/RelatedProjects.md
index f9212fd..2bab401 100644
--- a/RelatedProjects.md
+++ b/RelatedProjects.md
@@ -18,6 +18,7 @@ There are several projects to extend Tahoe or integrate it with other tools.
  * [RubyTahoe](http://github.com/soult/rubytahoe/) -- David Triendl's fork of Ian's ruby client library with extended features.
  * [RubyTahoe](http://github.com/trel/rubytahoe/) -- Terrell Russell's fork of David's fork of Ian's ruby client library, now with fewer warnings! 
  * [libtahoeclient_webapi](http://allmydata.org/trac/libtahoeclient_webapi) -- Nils Durner's C client library for the Tahoe webapi (pre-alpha state)
+ * Marc Tooley's [script to point Perforce revision control at a Tahoe-LAFS backend](http://allmydata.org/pipermail/tahoe-dev/2009-June/002105.html)
 
 # Spin-off Projects