diff --git a/tools/MatrixHelper/MatrixHelper.csproj b/tools/MatrixHelper/MatrixHelper.csproj
index 2c3a1d72..78be6d49 100644
--- a/tools/MatrixHelper/MatrixHelper.csproj
+++ b/tools/MatrixHelper/MatrixHelper.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="YamlDotNet" Version="13.4.0" />
+    <PackageReference Include="YamlDotNet" Version="13.7.1" />
   </ItemGroup>
 
   <!-- Reference MinVer so the locally built NuGet version is available when building test applications -->