diff --git a/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj b/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
index 97e5e813..c5599f99 100644
--- a/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
+++ b/tests/NSubstitute.Acceptance.Specs/NSubstitute.Acceptance.Specs.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.0" />
     <PackageReference Include="NUnit" Version="4.4.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="5.2.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net462'">