diff --git a/CHANGES.txt b/CHANGES.txt
index 9aa7f33..0964471 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,15 @@
-1.0.1.dev0 (Next Release)
+1.1.0.dev0 (Next Release)
 -------------------------
 
+ - The ``Monitor`` class now allows the default memory to be supplied in
+   the constructor.  Patch by Irmen de Jong.
+
+ - Fixed a bug where setting the MPU via ``py65mon`` command line arguments
+   would have no effect.  Reported by Michael A. Morris, patch by Ed Spittles.
+
+ - The ``itoa()`` function in ``conversions.py`` now raises an error when an
+   unsupported base is given.  Patch by Scot W. Stevenson.
+
  - The unused hexdump loader utility has been removed.
 
 1.0.0 (2017-05-11)