diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 2bc8d44..934bb88 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -9,7 +9,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageVersion Include="NUnit" Version="4.1.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.5.0" />
-    <PackageVersion Include="Polyfill" Version="5.5.3" />
+    <PackageVersion Include="Polyfill" Version="5.6.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.128" />
     <PackageVersion Include="Verify" Version="25.2.0" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.0.0" />