diff --git a/readme.txt b/readme.txt
index 6b39bf45f..498e1b6e8 100644
--- a/readme.txt
+++ b/readme.txt
@@ -61,6 +61,7 @@
 *****************************************************************************
 
 *** 2.1.2 ***
+- NEW: Added a simple STM32 ADC demo under ./testhal/STM32/ADC.
 
 *** 2.1.1 ***
 - FIX: Fixed insufficient stack size for idle thread (bug 3033624)(backported