diff --git a/DIDemo.Services.Tests/DIDemo.Services.Tests.csproj b/DIDemo.Services.Tests/DIDemo.Services.Tests.csproj
index 433ca1e..8df6476 100644
--- a/DIDemo.Services.Tests/DIDemo.Services.Tests.csproj
+++ b/DIDemo.Services.Tests/DIDemo.Services.Tests.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.1" />
     <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
   </ItemGroup>
diff --git a/DIDemo.Tests/DIDemo.Tests.csproj b/DIDemo.Tests/DIDemo.Tests.csproj
index 3f7f8be..d19365e 100644
--- a/DIDemo.Tests/DIDemo.Tests.csproj
+++ b/DIDemo.Tests/DIDemo.Tests.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.6.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.1.1" />
     <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
   </ItemGroup>