diff --git a/DecSm.Extensions.Logging.File/DecSm.Extensions.Logging.File.csproj b/DecSm.Extensions.Logging.File/DecSm.Extensions.Logging.File.csproj
index b4bbc74..e1d8446 100644
--- a/DecSm.Extensions.Logging.File/DecSm.Extensions.Logging.File.csproj
+++ b/DecSm.Extensions.Logging.File/DecSm.Extensions.Logging.File.csproj
@@ -14,7 +14,7 @@
   <!--  .NET Framework Packages-->
   <ItemGroup Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'netstandard2.0'">
     <PackageReference Include="Microsoft.Bcl.TimeProvider" Version="10.0.1" />
-    <PackageReference Include="Polyfill" Version="9.3.4">
+    <PackageReference Include="Polyfill" Version="9.5.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>