diff --git a/framework/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.csproj b/framework/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.csproj
index cde7b842e1..455708a1d2 100644
--- a/framework/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.csproj
+++ b/framework/test/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo/Volo.Abp.AspNetCore.Mvc.UI.Bootstrap.Demo.csproj
@@ -4,6 +4,7 @@
   
   <PropertyGroup>
     <TargetFramework>netcoreapp3.0</TargetFramework>
+    <PreserveCompilationReferences>true</PreserveCompilationReferences>
   </PropertyGroup>
 
   <ItemGroup>