diff --git a/uprotocol/core/utwin/v2/utwin.proto b/uprotocol/core/utwin/v2/utwin.proto
index 794a3cf..a0e15b2 100644
--- a/uprotocol/core/utwin/v2/utwin.proto
+++ b/uprotocol/core/utwin/v2/utwin.proto
@@ -24,14 +24,14 @@
  */
 syntax = "proto3";
 
-package uprotocol.core.utwin.v1;
+package uprotocol.core.utwin.v2;
 
 import "uprotocol_options.proto";
 import "ustatus.proto";
 import "uri.proto";
 import "umessage.proto";
 
-option java_package = "org.eclipse.uprotocol.core.utwin.v1";
+option java_package = "org.eclipse.uprotocol.core.utwin.v2";
 option java_outer_classname = "UTwinProto";
 option java_multiple_files = true;
 
diff --git a/uprotocol/uprotocol_options.proto b/uprotocol/uprotocol_options.proto
index e17cf68..09cb60d 100644
--- a/uprotocol/uprotocol_options.proto
+++ b/uprotocol/uprotocol_options.proto
@@ -92,7 +92,7 @@ extend google.protobuf.EnumValueOptions {
 message UServiceTopic {
   // The topic id. <br>
   // * *MUST* be unique within the uService scope
-  // * *MUST* start at 0x800h
+  // * *MUST* start at 0x8000h
   uint32 id = 1;
   
   // Topic name represented as a string