diff --git a/CHANGELOG.md b/CHANGELOG.md
index f6bfcb0a..c60dd32c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+# 1.4.9 (31 March 2021)
+- [#600](https://github.com/WireMock-Net/WireMock.Net/pull/600) - WithProxy() should save the new mapping [bug] contributed by [StefH](https://github.com/StefH)
+
 # 1.4.8 (24 March 2021)
 - [#591](https://github.com/WireMock-Net/WireMock.Net/pull/591) - Webhook [feature] contributed by [StefH](https://github.com/StefH)
 - [#589](https://github.com/WireMock-Net/WireMock.Net/issues/589) - How to send a request to a specific URL after sending response [feature]
@@ -52,6 +55,7 @@
 - [#549](https://github.com/WireMock-Net/WireMock.Net/issues/549) - WithProxy(...) does not save the mappings to file [bug]
 
 # 1.3.8 (03 December 2020)
+- [#539](https://github.com/WireMock-Net/WireMock.Net/pull/539) - Support for partial JSON matching contributed by [gleb-osokin](https://github.com/gleb-osokin)
 - [#542](https://github.com/WireMock-Net/WireMock.Net/pull/542) - Create dotnet-wiremock tool [feature] contributed by [StefH](https://github.com/StefH)
 - [#543](https://github.com/WireMock-Net/WireMock.Net/pull/543) - Add support for .NET 5 [feature] contributed by [StefH](https://github.com/StefH)
 - [#544](https://github.com/WireMock-Net/WireMock.Net/pull/544) - Use Java 11 in Azure Pipelines (needed for SonarCloud) [feature] contributed by [StefH](https://github.com/StefH)
@@ -59,9 +63,6 @@
 - [#547](https://github.com/WireMock-Net/WireMock.Net/pull/547) - Fix Proxying with SSL and NetCoreApp3.1 [bug] contributed by [StefH](https://github.com/StefH)
 - [#524](https://github.com/WireMock-Net/WireMock.Net/issues/524) - Proxying with SSL Not Working in .NET Core 3.1 [bug]
 
-# 1.3.7 (17 November 2020)
-- [#539](https://github.com/WireMock-Net/WireMock.Net/pull/539) - Support for partial JSON matching contributed by [gleb-osokin](https://github.com/gleb-osokin)
-
 # 1.3.6 (10 November 2020)
 - [#529](https://github.com/WireMock-Net/WireMock.Net/pull/529) - Add assertions for ClientIP, Url and ProxyUrl [feature] contributed by [akamud](https://github.com/akamud)
 - [#535](https://github.com/WireMock-Net/WireMock.Net/pull/535) - WithCallback should use also use enum HttpStatusCode [bug] contributed by [StefH](https://github.com/StefH)
diff --git a/Directory.Build.props b/Directory.Build.props
index b6374e85..b11ca2e8 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -4,7 +4,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <VersionPrefix>1.4.8</VersionPrefix>
+    <VersionPrefix>1.4.9</VersionPrefix>
     <PackageReleaseNotes>See CHANGELOG.md</PackageReleaseNotes>
     <PackageIconUrl>https://raw.githubusercontent.com/WireMock-Net/WireMock.Net/master/WireMock.Net-Logo.png</PackageIconUrl>
     <PackageProjectUrl>https://github.com/WireMock-Net/WireMock.Net</PackageProjectUrl>
diff --git a/GitHubReleaseNotes.txt b/GitHubReleaseNotes.txt
index 58094a88..ed631739 100644
--- a/GitHubReleaseNotes.txt
+++ b/GitHubReleaseNotes.txt
@@ -1,3 +1,3 @@
 https://github.com/StefH/GitHubReleaseNotes
 
-GitHubReleaseNotes --output CHANGELOG.md --skip-empty-releases --exclude-labels question invalid doc --version 1.4.8
\ No newline at end of file
+GitHubReleaseNotes --output CHANGELOG.md --skip-empty-releases --exclude-labels question invalid doc --version 1.4.9
\ No newline at end of file