--- a/RELEASE_NOTES	Fri Dec 20 14:03:54 2013 -0800
+++ b/RELEASE_NOTES	Sat Dec 21 12:30:28 2013 -0800
@@ -9,6 +9,23 @@
 Consult the file CHANGES.html for more detailed information about changed
 API and behavior across ns-3 releases.
 
+Release 3-dev
+=============
+
+Availability
+------------
+This release is not yet available.
+
+Supported platforms
+-------------------
+
+New user-visible features
+-------------------------
+
+Bugs fixed
+----------
+
+
 Release 3.19
 =============