diff --git a/Directory.Build.props b/Directory.Build.props
index b0e052aff7..d8f149a52b 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,8 +1,8 @@
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
 	<PropertyGroup>
-		<ClientOfficialVersion>3.45.0</ClientOfficialVersion>
+		<ClientOfficialVersion>3.45.1</ClientOfficialVersion>
 		<ClientPreviewVersion>3.46.0</ClientPreviewVersion>
-		<ClientPreviewSuffixVersion>preview.0</ClientPreviewSuffixVersion>
+		<ClientPreviewSuffixVersion>preview.1</ClientPreviewSuffixVersion>
 		<DirectVersion>3.36.1</DirectVersion>
 		<EncryptionOfficialVersion>2.0.4</EncryptionOfficialVersion>
 		<EncryptionPreviewVersion>2.1.0</EncryptionPreviewVersion>
diff --git a/changelog.md b/changelog.md
index b32c9dc2d9..041f992f74 100644
--- a/changelog.md
+++ b/changelog.md
@@ -15,6 +15,14 @@ Preview features are treated as a separate branch and will not be included in th
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+### <a name="3.46.0-preview.1"/> [3.46.0-preview.1](https://www.nuget.org/packages/Microsoft.Azure.Cosmos/3.46.0-preview.1) - 2024-11-06
+
+### <a name="3.45.1"/> [3.45.1](https://www.nuget.org/packages/Microsoft.Azure.Cosmos/3.45.1) - 2024-11-06
+
+#### Added
+
+- [4863](https://github.com/Azure/azure-cosmos-dotnet-v3/pull/4863) VectorIndexDefinition: Refactors Code to Remove Support for VectorIndexShardKey from Preview Contract.
+
 ### <a name="3.46.0-preview.0"/> [3.46.0-preview.0](https://www.nuget.org/packages/Microsoft.Azure.Cosmos/3.46.0-preview.0) - 2024-10-25
 
 #### Added