diff --git a/Directory.Packages.props b/Directory.Packages.props
index 9682fde..69270c8 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -17,6 +17,6 @@
     <PackageVersion Include="OneOf" Version="3.0.271" />
     <PackageVersion Include="OneOf.SourceGenerator" Version="3.0.271" />
     <PackageVersion Include="TUnit" Version="1.18.0" />
-    <PackageVersion Include="Polyfill" Version="9.10.0" />
+    <PackageVersion Include="Polyfill" Version="9.13.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file