diff --git a/build/version.debug b/build/version.debug
index abdbd12a1e..6637cbc278 100644
--- a/build/version.debug
+++ b/build/version.debug
@@ -1 +1 @@
-1.8.{incremental}-nightly
\ No newline at end of file
+1.9.{incremental}-nightly
\ No newline at end of file
diff --git a/build/version.debug.increment b/build/version.debug.increment
index c748b568f7..573541ac97 100644
--- a/build/version.debug.increment
+++ b/build/version.debug.increment
@@ -1 +1 @@
-147
+0
diff --git a/build/version.release.increment b/build/version.release.increment
index 301160a930..f11c82a4cb 100644
--- a/build/version.release.increment
+++ b/build/version.release.increment
@@ -1 +1 @@
-8
\ No newline at end of file
+9
\ No newline at end of file
diff --git a/src/sdk/CHANGELOG.md b/src/sdk/CHANGELOG.md
index a4a096b1df..1e7fcefd80 100644
--- a/src/sdk/CHANGELOG.md
+++ b/src/sdk/CHANGELOG.md
@@ -6,7 +6,7 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
-## [unreleased]
+## [1.9.0]
 
 ### Added
 
diff --git a/src/sdk/PnP.Core.Admin/PnP.Core.Admin.csproj b/src/sdk/PnP.Core.Admin/PnP.Core.Admin.csproj
index 42a3e26bd6..e038d0234d 100644
--- a/src/sdk/PnP.Core.Admin/PnP.Core.Admin.csproj
+++ b/src/sdk/PnP.Core.Admin/PnP.Core.Admin.csproj
@@ -5,7 +5,7 @@
 		<LangVersion>10.0</LangVersion>
 		<RootNamespace>PnP.Core.Admin</RootNamespace>
 		<AssemblyName>PnP.Core.Admin</AssemblyName>
-		<Version>1.8.0</Version>
+		<Version>1.9.0</Version>
 		<GeneratePackageOnBuild>false</GeneratePackageOnBuild>
 		<Copyright>PnP 2023</Copyright>
 		<Company>PnP</Company>
diff --git a/src/sdk/PnP.Core.Auth/PnP.Core.Auth.csproj b/src/sdk/PnP.Core.Auth/PnP.Core.Auth.csproj
index 6e7f72c41a..373675e803 100644
--- a/src/sdk/PnP.Core.Auth/PnP.Core.Auth.csproj
+++ b/src/sdk/PnP.Core.Auth/PnP.Core.Auth.csproj
@@ -5,7 +5,7 @@
 		<LangVersion>10.0</LangVersion>
 		<RootNamespace>PnP.Core.Auth</RootNamespace>
 		<AssemblyName>PnP.Core.Auth</AssemblyName>
-		<Version>1.8.0</Version>
+		<Version>1.9.0</Version>
 		<GeneratePackageOnBuild>false</GeneratePackageOnBuild>
 		<Copyright>PnP 2023</Copyright>
 		<Company>PnP</Company>
diff --git a/src/sdk/PnP.Core.Transformation.SharePoint/PnP.Core.Transformation.SharePoint.csproj b/src/sdk/PnP.Core.Transformation.SharePoint/PnP.Core.Transformation.SharePoint.csproj
index ddb61594e9..e0135a58e9 100644
--- a/src/sdk/PnP.Core.Transformation.SharePoint/PnP.Core.Transformation.SharePoint.csproj
+++ b/src/sdk/PnP.Core.Transformation.SharePoint/PnP.Core.Transformation.SharePoint.csproj
@@ -3,7 +3,7 @@
 	<PropertyGroup>
 		<TargetFrameworks>netstandard2.0;net6.0;net7.0</TargetFrameworks>
 		<LangVersion>10.0</LangVersion>
-		<Version>1.8.0</Version>
+		<Version>1.9.0</Version>
 		<GeneratePackageOnBuild>false</GeneratePackageOnBuild>
 		<Copyright>PnP 2023</Copyright>
 		<Company>PnP</Company>
diff --git a/src/sdk/PnP.Core.Transformation/PnP.Core.Transformation.csproj b/src/sdk/PnP.Core.Transformation/PnP.Core.Transformation.csproj
index a6d0a6442b..f75d126a8c 100644
--- a/src/sdk/PnP.Core.Transformation/PnP.Core.Transformation.csproj
+++ b/src/sdk/PnP.Core.Transformation/PnP.Core.Transformation.csproj
@@ -5,7 +5,7 @@
     <LangVersion>10.0</LangVersion>
     <RootNamespace>PnP.Core.Transformation</RootNamespace>
     <AssemblyName>PnP.Core.Transformation</AssemblyName>
-	<Version>1.8.0</Version>
+	<Version>1.9.0</Version>
     <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
     <Copyright>PnP 2023</Copyright>
     <Company>PnP</Company>
diff --git a/src/sdk/PnP.Core/PnP.Core.csproj b/src/sdk/PnP.Core/PnP.Core.csproj
index 31a753358d..d3610a7d97 100644
--- a/src/sdk/PnP.Core/PnP.Core.csproj
+++ b/src/sdk/PnP.Core/PnP.Core.csproj
@@ -5,7 +5,7 @@
 		<LangVersion>10.0</LangVersion>
 		<RootNamespace>PnP.Core</RootNamespace>
 		<AssemblyName>PnP.Core</AssemblyName>
-		<Version>1.8.0</Version>
+		<Version>1.9.0</Version>
 		<GeneratePackageOnBuild>false</GeneratePackageOnBuild>
 		<Copyright>PnP 2023</Copyright>
 		<Company>PnP</Company>