diff --git a/Directory.Packages.props b/Directory.Packages.props
index b4c3152..e7d6ae2 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -9,6 +9,6 @@
     <PackageVersion Include="ktsu.Semantics.Strings" Version="1.0.35" />
     <PackageVersion Include="ktsu.Semantics.Paths" Version="1.0.35" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.203" />
-    <PackageVersion Include="Polyfill" Version="10.3.0" />
+    <PackageVersion Include="Polyfill" Version="10.4.0" />
   </ItemGroup>
 </Project>