diff --git a/MessagePack.NodaTime.Tests/MessagePack.NodaTime.Tests.csproj b/MessagePack.NodaTime.Tests/MessagePack.NodaTime.Tests.csproj
index 3f205e6..8121a35 100644
--- a/MessagePack.NodaTime.Tests/MessagePack.NodaTime.Tests.csproj
+++ b/MessagePack.NodaTime.Tests/MessagePack.NodaTime.Tests.csproj
@@ -9,10 +9,10 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="MSTest.TestAdapter">
-      <Version>3.6.0</Version>
+      <Version>3.6.1</Version>
     </PackageReference>
     <PackageReference Include="MSTest.TestFramework">
-      <Version>3.6.0</Version>
+      <Version>3.6.1</Version>
     </PackageReference>
     <PackageReference Include="xunit">
       <Version>2.9.2</Version>