diff --git a/Orleans.Providers.MongoDB/Orleans.Providers.MongoDB.csproj b/Orleans.Providers.MongoDB/Orleans.Providers.MongoDB.csproj
index 2d05743..5b87eb1 100644
--- a/Orleans.Providers.MongoDB/Orleans.Providers.MongoDB.csproj
+++ b/Orleans.Providers.MongoDB/Orleans.Providers.MongoDB.csproj
@@ -1,6 +1,7 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
+    <TargetFrameworks>net8.0</TargetFrameworks>
     <Authors>laredoza,sebastianstehle,wassim-k</Authors>
     <Company>Orleans.Providers.MongoDB</Company>
     <Copyright>MIT</Copyright>
@@ -11,14 +12,13 @@
     <PackageIcon>OrleansLogo.png</PackageIcon>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageProjectUrl>https://github.com/OrleansContrib/Orleans.Providers.MongoDB</PackageProjectUrl>
-    <PackageReleaseNotes>Migration to Orleans 8.0 completed.</PackageReleaseNotes>
+    <PackageReleaseNotes>Migration to Orleans 9.0 completed.</PackageReleaseNotes>
     <PackageTags>Orleans OrleansProviders MongoDB</PackageTags>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
-    <TargetFrameworks>net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Reminders" Version="8.2.0" />
+    <PackageReference Include="Microsoft.Orleans.Reminders" Version="9.0.1" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/Test/GrainInterfaces/Orleans.Providers.MongoDB.Test.GrainInterfaces.csproj b/Test/GrainInterfaces/Orleans.Providers.MongoDB.Test.GrainInterfaces.csproj
index 830bfab..3ff8bd1 100644
--- a/Test/GrainInterfaces/Orleans.Providers.MongoDB.Test.GrainInterfaces.csproj
+++ b/Test/GrainInterfaces/Orleans.Providers.MongoDB.Test.GrainInterfaces.csproj
@@ -6,9 +6,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Core.Abstractions" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Reminders" Version="8.2.0" />
+    <PackageReference Include="Microsoft.Orleans.Sdk" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Orleans.Core.Abstractions" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Orleans.Reminders" Version="9.0.1" />
   </ItemGroup>
 
 </Project>
diff --git a/Test/Grains/Orleans.Providers.MongoDB.Test.Grains.csproj b/Test/Grains/Orleans.Providers.MongoDB.Test.Grains.csproj
index c8c1e59..49e911a 100644
--- a/Test/Grains/Orleans.Providers.MongoDB.Test.Grains.csproj
+++ b/Test/Grains/Orleans.Providers.MongoDB.Test.Grains.csproj
@@ -6,9 +6,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Orleans.Sdk" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Core" Version="8.2.0" />
-    <PackageReference Include="Microsoft.Orleans.Streaming" Version="8.2.0" />
+    <PackageReference Include="Microsoft.Orleans.Sdk" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Orleans.Core" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Orleans.Streaming" Version="9.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Test/Host/Orleans.Providers.MongoDB.Test.Host.csproj b/Test/Host/Orleans.Providers.MongoDB.Test.Host.csproj
index 289ff48..d49f4a9 100644
--- a/Test/Host/Orleans.Providers.MongoDB.Test.Host.csproj
+++ b/Test/Host/Orleans.Providers.MongoDB.Test.Host.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   
   <PropertyGroup>
     <OutputType>Exe</OutputType>
@@ -6,9 +6,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="8.0.1" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.1" />
-    <PackageReference Include="MongoSandbox8" Version="1.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.0" />
+    <PackageReference Include="MongoSandbox8" Version="1.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/UnitTest/Orleans.Providers.MongoDB.UnitTest.csproj b/UnitTest/Orleans.Providers.MongoDB.UnitTest.csproj
index 83628fe..7335de9 100644
--- a/UnitTest/Orleans.Providers.MongoDB.UnitTest.csproj
+++ b/UnitTest/Orleans.Providers.MongoDB.UnitTest.csproj
@@ -9,8 +9,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="MongoSandbox8" Version="1.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+    <PackageReference Include="MongoSandbox8" Version="1.0.1" />
     <PackageReference Include="xunit" Version="2.9.2" />
   </ItemGroup>
 
diff --git a/libs/orleans b/libs/orleans
index 92e0bf3..b21af24 160000
--- a/libs/orleans
+++ b/libs/orleans
@@ -1 +1 @@
-Subproject commit 92e0bf37048cd8e6c728fba008fd4cfbbd647435
+Subproject commit b21af2404cf2f64f69054f9cbf2d6228ce605d3e