diff --git a/src/ThingsGateway.Web.Rcl.Core/ThingsGateway.Web.Rcl.Core.csproj b/src/ThingsGateway.Web.Rcl.Core/ThingsGateway.Web.Rcl.Core.csproj
index 9fe0b12aa..ec7b652f2 100644
--- a/src/ThingsGateway.Web.Rcl.Core/ThingsGateway.Web.Rcl.Core.csproj
+++ b/src/ThingsGateway.Web.Rcl.Core/ThingsGateway.Web.Rcl.Core.csproj
@@ -23,7 +23,7 @@
 
 	<ItemGroup>
 
-		<PackageReference Include="Masa.Blazor" Version="1.0.0-preview.9" />
+		<PackageReference Include="Masa.Blazor" Version="1.0.0-preview.8" />
 		<PackageReference Include="Microsoft.AspNetCore.SignalR.Client" Version="7.0.4" />
 
 	</ItemGroup>