diff --git a/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj b/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
index bed5114..fc8647b 100644
--- a/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
+++ b/EnumerableAsyncProcessor/EnumerableAsyncProcessor.csproj
@@ -34,7 +34,7 @@
         
         <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All"/>
 
-        <PackageReference Include="Polyfill" Version="8.7.4">
+        <PackageReference Include="Polyfill" Version="8.9.1">
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>