diff --git a/CHANGES.txt b/CHANGES.txt
index 439c25927c3..fe3bd2b2c97 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -26,6 +26,10 @@ $Id$
 Upgrading from Solr 1.3
 -----------------------
 
+There is a new default faceting algorithm for multiVaued fields that should be
+faster for most cases.  One can revert to the previous algorithm (which has
+also been improved somewhat) by adding facet.method=enum to the request.
+
 New users of Solr 1.4 will have omitTermFreqAndPositions enabled for non-text indexed fields by
 default, which avoids indexing term frequency, positions, and payloads, making
 the index smaller and faster.  If you are upgrading from an earlier Solr