diff --git a/tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj b/tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj
index 314e5f5..4c68301 100644
--- a/tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj
+++ b/tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj
@@ -10,7 +10,7 @@
 
     <ItemGroup>
         <PackageReference Include="AutoFixture" Version="4.18.1" />
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="7.0.0" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">