diff --git a/Directory.Packages.props b/Directory.Packages.props
index 264dd29..b9e89db 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -58,7 +58,7 @@
 
     <!-- Development dependencies -->
     <ItemGroup>
-        <GlobalPackageReference Include="Polyfill" Version="11.4.1"/>
+        <GlobalPackageReference Include="Polyfill" Version="11.4.3"/>
         <GlobalPackageReference Include="JetBrains.Annotations.Sources" Version="2026.2.0"/>
     </ItemGroup>