diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 20fb46a..e1a3d2b 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -8,7 +8,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.3.0" />
     <PackageVersion Include="NUnit" Version="4.5.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="6.1.0" />
-    <PackageVersion Include="Polyfill" Version="9.16.0" />
+    <PackageVersion Include="Polyfill" Version="9.17.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.172" />
     <PackageVersion Include="ProjectFiles" Version="1.0.0" />
     <PackageVersion Include="System.IO.Compression" Version="4.3.0" />