diff --git a/SW.CloudFiles.AS.UnitTest/SW.CloudFiles.AS.UnitTest.csproj b/SW.CloudFiles.AS.UnitTest/SW.CloudFiles.AS.UnitTest.csproj
index 1a694f8..8451874 100644
--- a/SW.CloudFiles.AS.UnitTest/SW.CloudFiles.AS.UnitTest.csproj
+++ b/SW.CloudFiles.AS.UnitTest/SW.CloudFiles.AS.UnitTest.csproj
@@ -13,7 +13,7 @@
         <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="10.0.12" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="MSTest.TestAdapter" Version="3.7.1" />
-        <PackageReference Include="MSTest.TestFramework" Version="3.7.1" />
+        <PackageReference Include="MSTest.TestFramework" Version="4.4.1" />
         <PackageReference Include="coverlet.collector" Version="6.0.4">
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>