diff --git a/components/src/Piipan.Components.Demo/Piipan.Components.Demo.csproj b/components/src/Piipan.Components.Demo/Piipan.Components.Demo.csproj
index 0cca018f..f5d25431 100644
--- a/components/src/Piipan.Components.Demo/Piipan.Components.Demo.csproj
+++ b/components/src/Piipan.Components.Demo/Piipan.Components.Demo.csproj
@@ -21,7 +21,7 @@
 
   <ItemGroup>
 	  <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.13" />
-	  <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.13" PrivateAssets="all" />
+	  <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.5" PrivateAssets="all" />
 	  <PackageReference Include="System.Net.Http.Json" Version="6.0.0" />
   </ItemGroup>
 	<!--