diff --git a/readme.txt b/readme.txt
index 3a31f7227..d621dad39 100644
--- a/readme.txt
+++ b/readme.txt
@@ -74,6 +74,7 @@
 *****************************************************************************
 
 *** Next ***
+- NEW: Added a new MEM_IS_VALID_FUNCTION() macro to RT and NIL.
 - NEW: Improved HAL flash interface with mutual exclusion methods, improved
        EFL and SNOR drivers to use it.
 - NEW: Added a centralized errors handler under /os/common/utils. It will