diff --git a/Ve.DotNet.Tests/Ve.DotNet.Tests.csproj b/Ve.DotNet.Tests/Ve.DotNet.Tests.csproj
index ebde762..e1505fd 100644
--- a/Ve.DotNet.Tests/Ve.DotNet.Tests.csproj
+++ b/Ve.DotNet.Tests/Ve.DotNet.Tests.csproj
@@ -16,7 +16,7 @@
         <PackageReference Include="MeCab.DotNet" Version="0.0.40" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.1" />
         <PackageReference Include="MSTest.TestAdapter" Version="2.2.3" />
-        <PackageReference Include="MSTest.TestFramework" Version="2.1.1" />
+        <PackageReference Include="MSTest.TestFramework" Version="2.2.3" />
         <PackageReference Include="coverlet.collector" Version="3.0.3" />
     </ItemGroup>