diff --git a/AzureIPNetworks/AzureIPNetworks.csproj b/AzureIPNetworks/AzureIPNetworks.csproj
index cb3a80e..cfa3d52 100644
--- a/AzureIPNetworks/AzureIPNetworks.csproj
+++ b/AzureIPNetworks/AzureIPNetworks.csproj
@@ -37,7 +37,7 @@
   <ItemGroup>
     <PackageReference Include="ConfigureAwaitChecker.Analyzer" Version="5.0.0.1" PrivateAssets="All" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
-    <PackageReference Include="Polyfill" Version="9.5.0" PrivateAssets="All" />
+    <PackageReference Include="Polyfill" Version="9.8.0" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>