diff --git a/Directory.Packages.props b/Directory.Packages.props
index e8c9d6ec..e0eb5563 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -25,7 +25,7 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.7.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.7.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageVersion Include="Polyfill" Version="4.6.1" />
+    <PackageVersion Include="Polyfill" Version="5.2.2" />
     <PackageVersion Include="PolySharp" Version="1.14.1" />
     <PackageVersion Include="PublicApiGenerator" Version="11.1.0" />
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />