diff --git a/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj b/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
index 878058a..b6f78d9 100644
--- a/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
+++ b/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
@@ -33,7 +33,7 @@
     
     <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
         <PackageReference Include="System.Collections.Immutable" Version="8.0.0" />
-        <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="8.0.0" />
+        <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.0" />
         <PackageReference Include="morelinq" Version="4.3.0" />
 
         <PackageReference Include="PolySharp" Version="1.14.1">