diff --git a/CHANGELOG.md b/CHANGELOG.md
index dac4f24d..230dce99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# 2.20.0 (19 October 2026)
+- [#1516](https://github.com/wiremock/WireMock.Net/pull/1516) - Add ScribanRegistrationCallback to register custom Scriban functions [feature] contributed by [Quattordici](https://github.com/Quattordici)
+- [#1519](https://github.com/wiremock/WireMock.Net/pull/1519) - Bump MessagePack from 2.5.302 to 2.5.303 [dependencies] contributed by [StefH](https://github.com/StefH)
+- [#1522](https://github.com/wiremock/WireMock.Net/pull/1522) - Downgrade JsonPath.Net from 3.0.2 to 2.2.0 to avoid Open Source Maintenance Fee issues [dependencies] contributed by [StefH](https://github.com/StefH)
+- [#1523](https://github.com/wiremock/WireMock.Net/pull/1523) - Fix workflow permissions contributed by [StefH](https://github.com/StefH)
+- [#1515](https://github.com/wiremock/WireMock.Net/issues/1515) - Allow registering custom Scriban functions (ScribanRegistrationCallback), like HandlebarsRegistrationCallback [feature]
+
 # 2.19.0 (07 October 2026)
 - [#1512](https://github.com/wiremock/WireMock.Net/pull/1512) - Use IDateTimeUtils in WireMockWebSocketContext [bug] contributed by [StefH](https://github.com/StefH)
 - [#1514](https://github.com/wiremock/WireMock.Net/pull/1514) - Fix DateTime in Response [bug] contributed by [StefH](https://github.com/StefH)
diff --git a/Directory.Build.props b/Directory.Build.props
index 3c7ff66d..9fdec42e 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -4,7 +4,7 @@
     </PropertyGroup>
 
     <PropertyGroup>
-        <VersionPrefix>2.19.0</VersionPrefix>
+        <VersionPrefix>2.20.0</VersionPrefix>
         <PackageIcon>WireMock.Net-Logo.png</PackageIcon>
         <PackageProjectUrl>https://github.com/wiremock/WireMock.Net</PackageProjectUrl>
         <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
diff --git a/Generate-ReleaseNotes.cmd b/Generate-ReleaseNotes.cmd
index 19fad88e..bc5c98b9 100644
--- a/Generate-ReleaseNotes.cmd
+++ b/Generate-ReleaseNotes.cmd
@@ -1,7 +1,17 @@
 rem https://github.com/StefH/GitHubReleaseNotes
 
-SET version=2.19.0
+@echo off
+setlocal
+
+for /f "usebackq delims=" %%v in (`powershell -NoProfile -Command "[xml]$props = Get-Content 'Directory.Build.props'; $props.Project.PropertyGroup | ForEach-Object { $_.VersionPrefix } | Where-Object { $_ } | Select-Object -First 1"`) do set version=%%v
+
+if "%version%"=="" (
+	echo Unable to determine VersionPrefix from Directory.Build.props.
+	exit /b 1
+)
 
 GitHubReleaseNotes --output CHANGELOG.md --skip-empty-releases --exclude-labels wontfix test question invalid doc duplicate example environment --version %version% --token %GH_TOKEN%
+if errorlevel 1 exit /b %errorlevel%
 
-GitHubReleaseNotes --output PackageReleaseNotes.txt --skip-empty-releases --exclude-labels wontfix test question invalid doc duplicate example environment --template PackageReleaseNotes.template --version %version% --token %GH_TOKEN%
\ No newline at end of file
+GitHubReleaseNotes --output PackageReleaseNotes.txt --skip-empty-releases --exclude-labels wontfix test question invalid doc duplicate example environment --template PackageReleaseNotes.template --version %version% --token %GH_TOKEN%
+if errorlevel 1 exit /b %errorlevel%
\ No newline at end of file
diff --git a/PackageReleaseNotes.txt b/PackageReleaseNotes.txt
index 877be2da..b51ad166 100644
--- a/PackageReleaseNotes.txt
+++ b/PackageReleaseNotes.txt
@@ -1,6 +1,8 @@
-# 2.19.0 (07 October 2026)
-- #1512 Use IDateTimeUtils in WireMockWebSocketContext [bug]
-- #1514 Fix DateTime in Response [bug]
-- #1511 Incorrect response datetime for mapped response [bug]
+# 2.20.0 (19 October 2026)
+- #1516 Add ScribanRegistrationCallback to register custom Scriban functions [feature]
+- #1519 Bump MessagePack from 2.5.302 to 2.5.303 [dependencies]
+- #1522 Downgrade JsonPath.Net from 3.0.2 to 2.2.0 to avoid Open Source Maintenance Fee issues [dependencies]
+- #1523 Fix workflow permissions
+- #1515 Allow registering custom Scriban functions (ScribanRegistrationCallback), like HandlebarsRegistrationCallback [feature]
 
 The full release notes can be found here: https://github.com/wiremock/WireMock.Net/blob/master/CHANGELOG.md
\ No newline at end of file