diff --git a/src/Middleware/SpaServices.Extensions/ref/Microsoft.AspNetCore.SpaServices.Extensions.netcoreapp3.0.cs b/src/Middleware/SpaServices.Extensions/ref/Microsoft.AspNetCore.SpaServices.Extensions.netcoreapp3.0.cs
index be28dc70e2..9dfedd1041 100644
--- a/src/Middleware/SpaServices.Extensions/ref/Microsoft.AspNetCore.SpaServices.Extensions.netcoreapp3.0.cs
+++ b/src/Middleware/SpaServices.Extensions/ref/Microsoft.AspNetCore.SpaServices.Extensions.netcoreapp3.0.cs
@@ -38,6 +38,7 @@ namespace Microsoft.AspNetCore.SpaServices
         public SpaOptions() { }
         public Microsoft.AspNetCore.Http.PathString DefaultPage { get { throw null; } set { } }
         public Microsoft.AspNetCore.Builder.StaticFileOptions DefaultPageStaticFileOptions { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
+        public string PackageManagerCommand { get { throw null; } set { } }
         public string SourcePath { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
         public System.TimeSpan StartupTimeout { [System.Runtime.CompilerServices.CompilerGeneratedAttribute]get { throw null; } [System.Runtime.CompilerServices.CompilerGeneratedAttribute]set { } }
     }