diff --git a/src/Tests/MorganStanley.Fdc3.AppDirectory.Tests/MorganStanley.Fdc3.AppDirectory.Tests.csproj b/src/Tests/MorganStanley.Fdc3.AppDirectory.Tests/MorganStanley.Fdc3.AppDirectory.Tests.csproj
index 724cacb..92c0977 100644
--- a/src/Tests/MorganStanley.Fdc3.AppDirectory.Tests/MorganStanley.Fdc3.AppDirectory.Tests.csproj
+++ b/src/Tests/MorganStanley.Fdc3.AppDirectory.Tests/MorganStanley.Fdc3.AppDirectory.Tests.csproj
@@ -1,4 +1,4 @@
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+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -21,7 +21,7 @@
   <ItemGroup>
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     <PackageReference Include="xunit" Version="2.4.2" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
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diff --git a/src/Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests.csproj b/src/Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests.csproj
index f3e015f..ddde2b6 100644
--- a/src/Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests.csproj
+++ b/src/Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests/MorganStanley.Fdc3.NewtonsoftJson.Tests.csproj
@@ -23,7 +23,7 @@
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         <PackageReference Include="Newtonsoft.Json.Schema" Version="3.0.14" />
         <PackageReference Include="xunit" Version="2.5.0" />
-        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.5.0">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
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diff --git a/src/Tests/MorganStanley.Fdc3.Tests/MorganStanley.Fdc3.Tests.csproj b/src/Tests/MorganStanley.Fdc3.Tests/MorganStanley.Fdc3.Tests.csproj
index 8b19d45..4c5827a 100644
--- a/src/Tests/MorganStanley.Fdc3.Tests/MorganStanley.Fdc3.Tests.csproj
+++ b/src/Tests/MorganStanley.Fdc3.Tests/MorganStanley.Fdc3.Tests.csproj
@@ -11,7 +11,7 @@
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     <PackageReference Include="xunit" Version="2.5.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
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