diff --git a/nucleo/ReadMe b/nucleo/ReadMe
index 1a9bcf6..3780593 100644
--- a/nucleo/ReadMe
+++ b/nucleo/ReadMe
@@ -5,8 +5,12 @@ The current revision is 0.3
 
 To run it, launch a PuTTy session on the first of the two COM ports, set the speed to 115200, and enable the VT100 mode, which can be found under the terminal heading in the categories box.
 
-Release notes, V0.3
-===================
+Release notes, V0.3a
+====================
+
+Minor change made to the radio parameters display and entry. The frequency is now
+displayed as xxx.yyy and can be entered the same way. The old method of specifying
+it with all the digits is still supported.
 
 The main menu now has 9 entries:
 A. List the current setup.