diff --git a/firmware/CHANGELOG.md b/firmware/CHANGELOG.md
index 1bc90b5b09..24ba2bd8a2 100644
--- a/firmware/CHANGELOG.md
+++ b/firmware/CHANGELOG.md
@@ -31,6 +31,7 @@ All notable user-facing or behavior-altering changes will be documented in this
  - GM 60/2/2/2 trigger https://github.com/rusefi/rusefi/wiki/All-Supported-Triggers#gm
  - TriTach trigger https://github.com/rusefi/rusefi/wiki/All-Supported-Triggers#tritach
  - Skoda Favorit trigger https://github.com/rusefi/rusefi/wiki/All-Supported-Triggers#skoda-favorit
+ - Add fallback logic handling failed MAP sensor.  In case of failed MAP, ses either a fixed MAP value, or a table that estimates MAP based on TPS and RPM.
 
 ### 2021 Printing Ink Day