diff --git a/src/Hl7.Fhir.Support.Tests/Hl7.Fhir.Support.Tests.csproj b/src/Hl7.Fhir.Support.Tests/Hl7.Fhir.Support.Tests.csproj
index 4cf9d3513..59187c45c 100644
--- a/src/Hl7.Fhir.Support.Tests/Hl7.Fhir.Support.Tests.csproj
+++ b/src/Hl7.Fhir.Support.Tests/Hl7.Fhir.Support.Tests.csproj
@@ -8,7 +8,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
-		<PackageReference Update="MSTest.TestFramework" Version="4.0.2" />
+		<PackageReference Update="MSTest.TestFramework" Version="4.1.0" />
 	</ItemGroup>
 	
 	<ItemGroup>
diff --git a/src/firely-net-sdk-tests.props b/src/firely-net-sdk-tests.props
index 4f7ee584b..ff2bda152 100644
--- a/src/firely-net-sdk-tests.props
+++ b/src/firely-net-sdk-tests.props
@@ -22,7 +22,7 @@
 	<ItemGroup>
 
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
-		<PackageReference Include="MSTest.TestFramework" Version="4.0.2" />
+		<PackageReference Include="MSTest.TestFramework" Version="4.1.0" />
 		<PackageReference Include="MSTest.TestAdapter" Version="4.0.2" />
 		<PackageReference Include="xunit" Version="2.9.2" />
 		<PackageReference Include="xunit.runner.visualstudio" Version="3.1.0">
@@ -31,7 +31,7 @@
 		</PackageReference>
 		<PackageReference Include="FluentAssertions" Version="7.2.1" />
 		<PackageReference Include="NSubstitute" Version="5.3.0" />
-		<PackageReference Include="Verify.MSTest" Version="31.9.3" />
+		<PackageReference Include="Verify.MSTest" Version="31.12.3" />
 	</ItemGroup>
 
 	<PropertyGroup Condition="'$(ContinuousIntegrationBuild)' == 'true'">