diff --git a/src/netstandard/ref/System.ComponentModel.cs b/src/netstandard/ref/System.ComponentModel.cs
index 94d50c58a..00205c6a5 100644
--- a/src/netstandard/ref/System.ComponentModel.cs
+++ b/src/netstandard/ref/System.ComponentModel.cs
@@ -118,7 +118,7 @@ public void RunWorkerAsync(object argument) { }
     }
     public abstract partial class BaseNumberConverter : System.ComponentModel.TypeConverter
     {
-        protected BaseNumberConverter() { }
+        internal BaseNumberConverter() { }
         public override bool CanConvertFrom(System.ComponentModel.ITypeDescriptorContext context, System.Type sourceType) { throw null; }
         public override bool CanConvertTo(System.ComponentModel.ITypeDescriptorContext context, System.Type destinationType) { throw null; }
         public override object ConvertFrom(System.ComponentModel.ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value) { throw null; }