diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5da766..60f20f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Fundamental changelog
 
+### 2.2.2 (in development)
+- Mid/Side
+	- Normalize decoder mid/side inputs to encoder mid/side outputs.
+
 ### 2.2.1 (2022-05-24)
 - CV Mix
 	- Normalize all inputs to 10V instead of just the first input.