1 files changed, 6 insertions, 2 deletions
diff --git a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
index 79c0876e..5aa03a64 100644
--- a/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
+++ b/csharp/src/ProtocolBuffers.Test/TestProtos/UnittestImportPublicProto3.cs
@@ -57,9 +57,13 @@ namespace Google.Protobuf.TestProtos {
     private bool _frozen = false;
     public bool IsFrozen { get { return _frozen; } }
 
-    public PublicImportMessage() { }
+    public PublicImportMessage() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
 
-    public PublicImportMessage(PublicImportMessage other) {
+    public PublicImportMessage(PublicImportMessage other) : this() {
       e_ = other.e_;
     }