diff --git a/ReleaseHistory.md b/ReleaseHistory.md
index 378237c36..30a51585e 100644
--- a/ReleaseHistory.md
+++ b/ReleaseHistory.md
@@ -1,5 +1,5 @@
 # SARIF Package Release History (SDK, Driver, Converters, and Multitool)
-## UNRELEASED
+## **v4.5.1 [Sdk](https://www.nuget.org/packages/Sarif.Sdk/v4.5.1) | [Driver](https://www.nuget.org/packages/Sarif.Driver/v4.5.1) | [Converters](https://www.nuget.org/packages/Sarif.Converters/v4.5.1)  | [Multitool](https://www.nuget.org/packages/Sarif.Multitool/v4.5.1) | [Multitool Library](https://www.nuget.org/packages/Sarif.Multitool.Library/v4.5.1)
 * DEP: Add explicit package references to `Sarif` and `Sarif.Driver` to resolve version conflict build error.
   `System.Diagnostics.Debug` 4.3.0,
   `System.IO.FileSystem.Primitives` 4.3.0,
diff --git a/src/build.props b/src/build.props
index 8a39e5e1a..3541d5982 100644
--- a/src/build.props
+++ b/src/build.props
@@ -10,7 +10,7 @@
     <Company Condition=" '$(Company)' == '' ">Microsoft</Company>
     <Product Condition=" '$(Product)' == '' ">Microsoft SARIF SDK</Product>
     <Copyright Condition=" '$(Copyright)' == '' ">© Microsoft Corporation. All rights reserved.</Copyright>
-    <VersionPrefix>4.5.0</VersionPrefix>
+    <VersionPrefix>4.5.1</VersionPrefix>
     <PreviousVersionPrefix>4.4.0</PreviousVersionPrefix>
 
     <!-- SchemaVersionAsPublishedToSchemaStoreOrg identifies the current published version on json schema store at https://schemastore.azurewebsites.net/schemas/json/ -->