diff --git a/sdk/cosmos/azure-cosmos/CHANGELOG.md b/sdk/cosmos/azure-cosmos/CHANGELOG.md
index 21fe050c9d1d..ab22f323bcf2 100644
--- a/sdk/cosmos/azure-cosmos/CHANGELOG.md
+++ b/sdk/cosmos/azure-cosmos/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## Release History
 
-### 4.3.0b2 (Unreleased)
+### 4.3.0b2 (2022-01-25)
 
 This version and all future versions will require Python 3.6+. Python 2.7 is no longer supported.
 We will also be removing support for Python 3.6 and will only support Python 3.7+ starting December 2022.