diff --git a/changes.txt b/changes.txt
index b4796af1..621ab8d9 100644
--- a/changes.txt
+++ b/changes.txt
@@ -13,4 +13,5 @@ Changes for 3.1:
 	- Added config, view, and lang loaders.
 	- Moved more stuff into application/start
 	- Removed error.display config options.
-	- Added foreign key support to schema builder.
\ No newline at end of file
+	- Added foreign key support to schema builder.
+	- Postgres "unique" indexes are now added with ADD CONSTRAINT
\ No newline at end of file