--- a/CHANGES.html	Fri Oct 15 12:53:05 2010 -0700
+++ b/CHANGES.html	Fri Oct 15 16:31:32 2010 -0700
@@ -47,6 +47,11 @@
 <h1>Changes from ns-3.9 to ns-3.10</h1>
 
 <h2>Changes to build system:</h2>
+<ul>
+<li><b>Regression tests are no longer run using waf</b>
+<p>All regression testing is now being done in test.py.  As a result, reference traces are no longer needed in ns-3 to perform regression testing.
+</p>
+</ul>
 
 <h2>New API:</h2>