1 files changed, 4 insertions, 4 deletions
diff --git a/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs b/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs
index 7b3767a2..73e221d4 100644
--- a/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs
+++ b/csharp/src/Google.Protobuf/WellKnownTypes/Duration.cs
@@ -28,10 +28,10 @@ namespace Google.Protobuf.WellKnownTypes {
             "ASgFQlAKE2NvbS5nb29nbGUucHJvdG9idWZCDUR1cmF0aW9uUHJvdG9QAaAB",
             "AaICA0dQQqoCHkdvb2dsZS5Qcm90b2J1Zi5XZWxsS25vd25UeXBlc2IGcHJv",
             "dG8z"));
-      descriptor = pbr::FileDescriptor.InternalBuildGeneratedFileFrom(descriptorData,
+      descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
           new pbr::FileDescriptor[] { },
-          new pbr::GeneratedCodeInfo(null, new pbr::GeneratedCodeInfo[] {
-            new pbr::GeneratedCodeInfo(typeof(global::Google.Protobuf.WellKnownTypes.Duration), global::Google.Protobuf.WellKnownTypes.Duration.Parser, new[]{ "Seconds", "Nanos" }, null, null, null)
+          new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
+            new pbr::GeneratedClrTypeInfo(typeof(global::Google.Protobuf.WellKnownTypes.Duration), global::Google.Protobuf.WellKnownTypes.Duration.Parser, new[]{ "Seconds", "Nanos" }, null, null, null)
           }));
     }
     #endregion
@@ -164,7 +164,7 @@ namespace Google.Protobuf.WellKnownTypes {
     }
 
     public override string ToString() {
-      return pb::JsonFormatter.Default.Format(this);
+      return pb::JsonFormatter.ToDiagnosticString(this);
     }
 
     public void WriteTo(pb::CodedOutputStream output) {