diff --git a/test/MimeMapping.Tests/MimeMapping.Tests.csproj b/test/MimeMapping.Tests/MimeMapping.Tests.csproj
index 5c2f8c2..b23bbe9 100644
--- a/test/MimeMapping.Tests/MimeMapping.Tests.csproj
+++ b/test/MimeMapping.Tests/MimeMapping.Tests.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
   
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.3.1" />
     <PackageReference Include="MSTest.TestFramework" Version="3.3.1" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />