diff --git a/Directory.Packages.props b/Directory.Packages.props
index 03c2d5746f..5c61427ec4 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -72,7 +72,7 @@
     <PackageVersion Include="OneOf" Version="3.0.271" />
     <PackageVersion Include="OneOf.SourceGenerator" Version="3.0.271" />
     <PackageVersion Include="Polly" Version="8.6.5" />
-    <PackageVersion Include="Polyfill" Version="9.8.1" />
+    <PackageVersion Include="Polyfill" Version="9.9.0" />
     <PackageVersion Include="PublicApiGenerator" Version="11.5.4" />
     <PackageVersion Include="RandomDataGenerator.Net" Version="1.0.19.1" />
     <PackageVersion Include="Shouldly" Version="4.3.0" />