diff --git a/DESCRIPTION.md b/DESCRIPTION.md
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+++ b/DESCRIPTION.md
@@ -8,6 +8,10 @@ Source code is also available at: https://github.com/snowflakedb/snowflake-conne
 
 # Release Notes
 
+- v3.1.1(TBD)
+
+  - Support `RSAPublicKey` when constructing `AuthByKeyPair` in addition to raw bytes.
+
 - v3.1.0(July 31,2023)
 
   - Added a feature that lets you add connection definitions to the `connections.toml` configuration file. A connection definition refers to a collection of connection parameters, for example, if you wanted to define a connection named `prod``: