diff --git a/CHANGELOG.md b/CHANGELOG.md
index ced0fd9..2ed8b4e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,10 @@
 
 ## Version History
 
+### v21.1.0
+
+- :rocket: Stricter TS config to keep upstream TSC happy
+
 ### v21.0.1
 
 - :bug: Fix typing on sleep