diff --git a/Source/Csla.TestHelpers/Csla.TestHelpers.csproj b/Source/Csla.TestHelpers/Csla.TestHelpers.csproj
index 76f42106fb..aadcd1b625 100644
--- a/Source/Csla.TestHelpers/Csla.TestHelpers.csproj
+++ b/Source/Csla.TestHelpers/Csla.TestHelpers.csproj
@@ -7,8 +7,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.11" />
   </ItemGroup>
diff --git a/Source/Csla.test/Csla.Tests.csproj b/Source/Csla.test/Csla.Tests.csproj
index a1d1a839cb..24adb6852a 100644
--- a/Source/Csla.test/Csla.Tests.csproj
+++ b/Source/Csla.test/Csla.Tests.csproj
@@ -58,8 +58,8 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.1" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
     <PackageReference Include="System.Text.RegularExpressions" Version="4.3.1" />
diff --git a/Source/Csla/Csla.csproj b/Source/Csla/Csla.csproj
index b504a7afe6..a6a65c4dd7 100644
--- a/Source/Csla/Csla.csproj
+++ b/Source/Csla/Csla.csproj
@@ -54,8 +54,8 @@
   <ItemGroup Condition="$(TargetFramework.StartsWith(&quot;net4&quot;))">
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="6.0.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="6.0.1" />
     <PackageReference Include="System.Data.Common" Version="4.3.0" />
@@ -75,7 +75,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="9.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="9.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.0" />
   </ItemGroup>
@@ -84,7 +84,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="8.0.2" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.0" />
   </ItemGroup>
@@ -92,8 +92,8 @@
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="6.0.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.1" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="6.0.1" />
     <PackageReference Include="System.Runtime.Loader" Version="4.3.0" />