diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2cf63915e19266bc929dede3585e37368c4af4e..ea2857d409c5e19c8592a994363b1c33db0e0cf0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@ Note that since we don't clearly distinguish between a public and private interf
 - Improve aromatic bond visuals (add ``aromaticScale``, ``aromaticSpacing``, ``aromaticDashCount`` params)
 - [Breaking] Change ``adjustCylinderLength`` default to ``false`` (set to true for focus representation)
 - Fix marker highlight color overriding select color
+- CellPack extension update
+    - add binary model support
+    - add compartment (including membrane) geometry support
+    - add latest mycoplasma model example
 
 ## [v2.3.5] - 2021-10-19