diff --git a/firely-validator-api-tests.props b/firely-validator-api-tests.props
index 95e46e7a..f316b28a 100644
--- a/firely-validator-api-tests.props
+++ b/firely-validator-api-tests.props
@@ -14,7 +14,7 @@
     <ItemGroup>
         <PackageReference Include="Moq" Version="4.18.4" />
         <PackageReference Include="FluentAssertions" Version="7.2.2" />
-        <PackageReference Include="MessagePack" Version="3.1.4" />
+        <PackageReference Include="MessagePack" Version="3.1.6" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
         <PackageReference Include="MSTest.TestFramework" Version="3.8.2" />
         <PackageReference Include="MSTest.TestAdapter" Version="3.8.2" />
@@ -23,7 +23,7 @@
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="coverlet.collector" Version="10.0.0">
+        <PackageReference Include="coverlet.collector" Version="10.0.1">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
diff --git a/src/Firely.Fhir.Validation/Firely.Fhir.Validation.csproj b/src/Firely.Fhir.Validation/Firely.Fhir.Validation.csproj
index d309b916..5adb5aa7 100644
--- a/src/Firely.Fhir.Validation/Firely.Fhir.Validation.csproj
+++ b/src/Firely.Fhir.Validation/Firely.Fhir.Validation.csproj
@@ -10,7 +10,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="MessagePack.Annotations" Version="3.1.4" />
+		<PackageReference Include="MessagePack.Annotations" Version="3.1.6" />
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
 		<PackageReference Include="System.ValueTuple" Version="4.6.2" />
 		<PackageReference Include="Hl7.Fhir.Base" Version="$(FirelySdkVersion)" />