diff --git a/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto b/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
index 842959a7..82d3374a 100644
--- a/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
+++ b/javanano/src/test/java/com/google/protobuf/nano/unittest_nano.proto
@@ -171,8 +171,8 @@ message TestAllTypesNano {
   oneof oneof_field {
     uint32 oneof_uint32 = 111;
     NestedMessage oneof_nested_message = 112;
-    // string oneof_string = 123;
-    // bytes oneof_bytes = 124;
+    string oneof_string = 123;
+    bytes oneof_bytes = 124;
     fixed64 oneof_fixed64 = 115;
   }
 }