diff --git a/src/QnapBackupDecryptor.Core.Tests/QnapBackupDecryptor.Core.Tests.csproj b/src/QnapBackupDecryptor.Core.Tests/QnapBackupDecryptor.Core.Tests.csproj
index cec584e..5dd4227 100644
--- a/src/QnapBackupDecryptor.Core.Tests/QnapBackupDecryptor.Core.Tests.csproj
+++ b/src/QnapBackupDecryptor.Core.Tests/QnapBackupDecryptor.Core.Tests.csproj
@@ -30,7 +30,7 @@
 		<PackageReference Include="FakeItEasy" Version="9.0.1" />
 		<PackageReference Include="NUnit3TestAdapter" Version="6.2.0" />
 		<PackageReference Include="NUnit" Version="4.6.1" />
-		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
 		<PackageReference Include="Shouldly" Version="4.3.0" />
 	</ItemGroup>