version 2.4.1.473
diff --git a/src/ProtocolBuffers.Test/TestProtos/UnitTestExtrasProtoFile.cs b/src/ProtocolBuffers.Test/TestProtos/UnitTestExtrasProtoFile.cs
index acc5143..820fe1e 100644
--- a/src/ProtocolBuffers.Test/TestProtos/UnitTestExtrasProtoFile.cs
+++ b/src/ProtocolBuffers.Test/TestProtos/UnitTestExtrasProtoFile.cs
@@ -1,4 +1,4 @@
-// Generated by ProtoGen, Version=2.3.0.277, Culture=neutral, PublicKeyToken=17b3b1f090c3ea48.  DO NOT EDIT!

+// Generated by ProtoGen, Version=2.4.1.473, Culture=neutral, PublicKeyToken=55f7125234beb589.  DO NOT EDIT!

 #pragma warning disable 1591, 0612

 #region Designer generated code

 

@@ -10,7 +10,7 @@
   

   [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

   [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

-  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.4.1.473")]

   public static partial class UnitTestExtrasProtoFile {

   

     #region Extension registration

@@ -148,7 +148,7 @@
   }

   #region Enums

   [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

-  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.4.1.473")]

   public enum UnpackedExtensionsForeignEnum {

     FOREIGN_FOO = 4,

     FOREIGN_BAR = 5,

@@ -161,7 +161,7 @@
   [global::System.SerializableAttribute()]

   [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

   [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

-  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.4.1.473")]

   public sealed partial class TestUnpackedExtensions : pb::ExtendableMessage<TestUnpackedExtensions, TestUnpackedExtensions.Builder> {

     private TestUnpackedExtensions() { }

     private static readonly TestUnpackedExtensions defaultInstance = new TestUnpackedExtensions().MakeReadOnly();

@@ -260,7 +260,7 @@
     [global::System.SerializableAttribute()]

     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.4.1.473")]

     public sealed partial class Builder : pb::ExtendableBuilder<TestUnpackedExtensions, Builder> {

       protected override Builder ThisBuilder {

         get { return this; }