diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08f904a9..696f7293 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,10 @@ will consitute of a breaking change warranting a new major release:
 - TMP1075: Set dataset invalid on shutdown explicitely
 - Small fixes for TMP1075 FDIR: Use strange and missed reply counters.
 
+# Added
+
+- Two events for heaters being commanded ON and OFF by the TCS controller
+
 # [v6.0.0] 2023-07-02
 
 - `q7s-package` version v3.2.0