diff --git a/railties/guides/source/configuring.textile b/railties/guides/source/configuring.textile
index a4e85de590..efb5663e33 100644
--- a/railties/guides/source/configuring.textile
+++ b/railties/guides/source/configuring.textile
@@ -249,6 +249,7 @@ Some parts of Rails can also be configured externally by supplying environment v
 
 h3. Changelog
 
+* November 26, 2010: Removed all config settings not available in Rails 3 (Ryan Bigg)
 * August 13, 2009: Updated with config syntax and added general configuration options by "John Pignata"
 * January 3, 2009: First reasonably complete draft by "Mike Gunderloy":credits.html#mgunderloy
 * November 5, 2008: Rough outline by "Mike Gunderloy":credits.html#mgunderloy