diff --git a/src/Mvc/Mvc.ViewFeatures/ref/Microsoft.AspNetCore.Mvc.ViewFeatures.Manual.cs b/src/Mvc/Mvc.ViewFeatures/ref/Microsoft.AspNetCore.Mvc.ViewFeatures.Manual.cs
index 2c0b96c9e1..95ab268f58 100644
--- a/src/Mvc/Mvc.ViewFeatures/ref/Microsoft.AspNetCore.Mvc.ViewFeatures.Manual.cs
+++ b/src/Mvc/Mvc.ViewFeatures/ref/Microsoft.AspNetCore.Mvc.ViewFeatures.Manual.cs
@@ -262,8 +262,11 @@ namespace Microsoft.AspNetCore.Mvc.ViewFeatures.Filters
         public void OnTempDataSaving(Microsoft.AspNetCore.Mvc.ViewFeatures.ITempDataDictionary tempData) { }
         protected void SetPropertyValues(Microsoft.AspNetCore.Mvc.ViewFeatures.ITempDataDictionary tempData) { }
     }
+    [System.Runtime.InteropServices.StructLayoutAttribute(System.Runtime.InteropServices.LayoutKind.Sequential)]
     internal readonly partial struct LifecycleProperty
     {
+        private readonly object _dummy;
+        private readonly int _dummyPrimitive;
         public LifecycleProperty(System.Reflection.PropertyInfo propertyInfo, string key) { throw null; }
         public string Key { get { throw null; } }
         public System.Reflection.PropertyInfo PropertyInfo { get { throw null; } }