diff --git a/README.md b/README.md
index 564d13d..7f49746 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,8 @@ As example you will get the '.py' file in the following path: `/config/custom_co
 
 Note: you can install through HACS.
 
+## ATTENTION: THIS VERSION INCLUDES LOTS OF BREAKING CHANGES DUE TO THE UPDATE OF CLIMIATE COMPONENT. STATE, CONFIG STRINGS AND OTHER ATTRIBUTES HAVE CHANGED.
+
 ## EXAMPLE OF SETUP
 Here below the example of setup of sensor and parameters to configure.