diff --git a/src/DIT.Workflower.DependencyInjection/DIT.Workflower.DependencyInjection.csproj b/src/DIT.Workflower.DependencyInjection/DIT.Workflower.DependencyInjection.csproj
index 7bbc013..b42153f 100644
--- a/src/DIT.Workflower.DependencyInjection/DIT.Workflower.DependencyInjection.csproj
+++ b/src/DIT.Workflower.DependencyInjection/DIT.Workflower.DependencyInjection.csproj
@@ -21,9 +21,9 @@
   </PropertyGroup>
 
   <ItemGroup >
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" Condition="'$(TargetFramework)' == 'net6.0'" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" Condition="'$(TargetFramework)' == 'net7.0'" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="8.0.1" Condition="'$(TargetFramework)' == 'net8.0'" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" Condition="'$(TargetFramework)' == 'net6.0'" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" Condition="'$(TargetFramework)' == 'net7.0'" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" Condition="'$(TargetFramework)' == 'net8.0'" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/tests/DIT.Workflower.Tests/DIT.Workflower.Tests.csproj b/tests/DIT.Workflower.Tests/DIT.Workflower.Tests.csproj
index bb1ef17..e19de4b 100644
--- a/tests/DIT.Workflower.Tests/DIT.Workflower.Tests.csproj
+++ b/tests/DIT.Workflower.Tests/DIT.Workflower.Tests.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.2" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">