diff --git a/OAT.Blazor/OAT.Blazor.csproj b/OAT.Blazor/OAT.Blazor.csproj
index 9c1ebd26..cb500cbf 100644
--- a/OAT.Blazor/OAT.Blazor.csproj
+++ b/OAT.Blazor/OAT.Blazor.csproj
@@ -11,7 +11,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.19" />
-		<PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.19" PrivateAssets="all" />
+		<PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="9.0.9" PrivateAssets="all" />
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
 		<PackageReference Include="System.Net.Http.Json" Version="9.0.9" />
 	</ItemGroup>