diff --git a/samples/LoginApp/LoginApp.csproj b/samples/LoginApp/LoginApp.csproj
index efbc4c52..5a8046b2 100644
--- a/samples/LoginApp/LoginApp.csproj
+++ b/samples/LoginApp/LoginApp.csproj
@@ -10,7 +10,7 @@
     <CodeAnalysisRuleSet />
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Polyfill" Version="9.3.0">
+    <PackageReference Include="Polyfill" Version="9.3.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>