diff --git a/TestGrid.md b/TestGrid.md
index 96f9c10..0f3b2a3 100644
--- a/TestGrid.md
+++ b/TestGrid.md
@@ -27,7 +27,7 @@ experimentation -- once your node is up and listening on port 3456, [this URL](h
 
 ## Test Grid Statistics
 
-Usage statistics are available for the public test grid. (Note: ticket #13 mentions other graphs and changes that need to happen on this page)
+Usage statistics are available for the public test grid. (Note: tickets #13 and #317 mention other graphs and changes that need to happen on this page)
 
 ### Count of how many clients and servers are connected to the grid
  * [other time scales](http://allmydata.org/tahoe-munin/tahoecs2.allmydata.com-tahoe_introstats.html)