diff --git a/Minio.Functional.Tests/Minio.Functional.Tests.csproj b/Minio.Functional.Tests/Minio.Functional.Tests.csproj
index a7a641d40..9f3d6a3ea 100644
--- a/Minio.Functional.Tests/Minio.Functional.Tests.csproj
+++ b/Minio.Functional.Tests/Minio.Functional.Tests.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MSTest.TestFramework" Version="3.5.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
     <PackageReference Include="SharpZipLib" Version="1.4.2" />
     <ProjectReference Include="..\Minio\Minio.csproj" />
   </ItemGroup>
diff --git a/Minio.Tests/Minio.Tests.csproj b/Minio.Tests/Minio.Tests.csproj
index ccd6dafaf..e1f0d0404 100644
--- a/Minio.Tests/Minio.Tests.csproj
+++ b/Minio.Tests/Minio.Tests.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="3.5.2" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.5.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="3.6.4" />
     <PackageReference Include="Moq" Version="4.20.72" />
     <ProjectReference Include="..\Minio\Minio.csproj" />
   </ItemGroup>