diff --git a/dotnet/dotnet-framework-v4.8.1/HelloWorld.csproj b/dotnet/dotnet-framework-v4.8.1/HelloWorld.csproj
index 784aeb0..0675c12 100644
--- a/dotnet/dotnet-framework-v4.8.1/HelloWorld.csproj
+++ b/dotnet/dotnet-framework-v4.8.1/HelloWorld.csproj
@@ -15,7 +15,7 @@
     <PackageReference Include="OpenTelemetry" Version="1.7.0" />
     <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.7.0" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.7.0" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.7.0" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.8.1" />
     <PackageReference Include="OpenTelemetry.Instrumentation.HTTP" Version="1.7.0" />
   </ItemGroup>
 </Project>