diff --git a/Ix.NET/Source/refs/System.Linq.Async/System.Linq.Async.csproj b/Ix.NET/Source/refs/System.Linq.Async/System.Linq.Async.csproj
index c2de741b9..90ed6327e 100644
--- a/Ix.NET/Source/refs/System.Linq.Async/System.Linq.Async.csproj
+++ b/Ix.NET/Source/refs/System.Linq.Async/System.Linq.Async.csproj
@@ -19,7 +19,7 @@
 
 </PropertyGroup>
   <ItemGroup>
-    <PackageReference Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'netstandard2.0'" Include="Microsoft.Bcl.AsyncInterfaces" Version="6.0.0" />
+    <PackageReference Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'netstandard2.0'" Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.8" />
     
     <ProjectReference Include="..\..\System.Linq.Async.SourceGenerator\System.Linq.Async.SourceGenerator.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" Private="false" />
   </ItemGroup>