diff --git a/readme.txt b/readme.txt
index b4e744bcc..d7b94267d 100644
--- a/readme.txt
+++ b/readme.txt
@@ -66,7 +66,8 @@ AVR-AT90CANx-GCC       - Port on AVR AT90CAN128, not complete yet, scheduled
 *** 0.5.5 ***
 - Added an AVRmega128 port. The previous AT90CANx port is still present but
   it will be redone after the AVRmega128 port is complete because it will
-  share most of it.
+  share most of it. The demo is very simple, it will be expanded in next
+  releases.
 - Reorganized the code of the two ARM7 ports, now all the common ARM7 code
   is in ./ports/ARM7. This will make maintenance and new ARM7 ports much much
   easier.