diff --git a/src/firely-net-sdk-tests.props b/src/firely-net-sdk-tests.props
index 31ef5b959..d485db56d 100644
--- a/src/firely-net-sdk-tests.props
+++ b/src/firely-net-sdk-tests.props
@@ -20,7 +20,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
 		<PackageReference Include="MSTest.TestFramework" Version="3.3.1" />
 		<PackageReference Include="MSTest.TestAdapter" Version="3.3.1" />
 		<PackageReference Include="xunit" Version="2.8.0" />