diff --git a/Directory.Build.props b/Directory.Build.props
index 2f950b53c..592f31447 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,5 +1,5 @@
 <Project>
   <PropertyGroup>
-    <OnnxRuntimeVersion>1.28.0</OnnxRuntimeVersion>
+    <OnnxRuntimeVersion>1.31.0</OnnxRuntimeVersion>
   </PropertyGroup>
 </Project>
diff --git a/demo/OneWare.Demo/OneWare.Demo.csproj b/demo/OneWare.Demo/OneWare.Demo.csproj
index a7bdfbdb2..8b2c535d6 100644
--- a/demo/OneWare.Demo/OneWare.Demo.csproj
+++ b/demo/OneWare.Demo/OneWare.Demo.csproj
@@ -20,6 +20,7 @@
     </ItemGroup>
 
     <ItemGroup>
+        <PackageReference Include="Microsoft.ML.OnnxRuntime" Version="1.31.0" />
         <UpToDateCheckInput Remove="Assets\DemoFiles\CppTest.cpp"/>
         <UpToDateCheckInput Remove="Assets\DemoFiles\DemoProject.fpgaproj"/>
         <UpToDateCheckInput Remove="Assets\DemoFiles\out.svg"/>