diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9275b02..a59e5162 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# 1.5.26 (25 May 2023)
+- [#938](https://github.com/WireMock-Net/WireMock.Net/pull/938) - Add more unitests for CSharpFormatter utils [test] contributed by [StefH](https://github.com/StefH)
+- [#939](https://github.com/WireMock-Net/WireMock.Net/pull/939) - WireMockMiddleware should use HandleRequestsSynchronously correctly [bug] contributed by [StefH](https://github.com/StefH)
+- [#940](https://github.com/WireMock-Net/WireMock.Net/pull/940) - Code generator improvements contributed by [cezarypiatek](https://github.com/cezarypiatek)
+- [#942](https://github.com/WireMock-Net/WireMock.Net/pull/942) - Add GetParameter method to IRequestMessage [feature] contributed by [StefH](https://github.com/StefH)
+- [#941](https://github.com/WireMock-Net/WireMock.Net/issues/941) - RequestMessage.GetParameter method missing from IRequestMessage interface [feature]
+
 # 1.5.25 (13 May 2023)
 - [#934](https://github.com/WireMock-Net/WireMock.Net/pull/934) - Code generator improvements [feature] contributed by [cezarypiatek](https://github.com/cezarypiatek)
 
diff --git a/Directory.Build.props b/Directory.Build.props
index 643c355d..e41ba3e2 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -4,7 +4,7 @@
     </PropertyGroup>
 
     <PropertyGroup>
-        <VersionPrefix>1.5.25</VersionPrefix>
+        <VersionPrefix>1.5.26</VersionPrefix>
         <PackageIcon>WireMock.Net-Logo.png</PackageIcon>
         <PackageProjectUrl>https://github.com/WireMock-Net/WireMock.Net</PackageProjectUrl>
         <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
diff --git a/Generate-ReleaseNotes.cmd b/Generate-ReleaseNotes.cmd
index 61c3fb5d..beab5764 100644
--- a/Generate-ReleaseNotes.cmd
+++ b/Generate-ReleaseNotes.cmd
@@ -1,6 +1,6 @@
 rem https://github.com/StefH/GitHubReleaseNotes
 
-SET version=1.5.25
+SET version=1.5.26
 
 GitHubReleaseNotes --output CHANGELOG.md --skip-empty-releases --exclude-labels question invalid doc duplicate --version %version% --token %GH_TOKEN%
 
diff --git a/PackageReleaseNotes.txt b/PackageReleaseNotes.txt
index 7bcd1a63..3e2ba147 100644
--- a/PackageReleaseNotes.txt
+++ b/PackageReleaseNotes.txt
@@ -1,4 +1,8 @@
-# 1.5.25 (13 May 2023)
-- #934 Code generator improvements [feature]
+# 1.5.26 (25 May 2023)
+- #938 Add more unitests for CSharpFormatter utils [test]
+- #939 WireMockMiddleware should use HandleRequestsSynchronously correctly [bug]
+- #940 Code generator improvements
+- #942 Add GetParameter method to IRequestMessage [feature]
+- #941 RequestMessage.GetParameter method missing from IRequestMessage interface [feature]
 
 The full release notes can be found here: https://github.com/WireMock-Net/WireMock.Net/blob/master/CHANGELOG.md
\ No newline at end of file