diff --git a/sdk/xtdk/bltypes.h b/sdk/xtdk/bltypes.h
index 97a9e97..6113562 100644
--- a/sdk/xtdk/bltypes.h
+++ b/sdk/xtdk/bltypes.h
@@ -259,8 +259,8 @@ typedef struct _XTBL_LOADER_PROTOCOL
     struct
     {
         PBL_GET_MODULES_LIST GetModulesList;
+        PBL_REGISTER_XT_PROTOCOL Install;
         PBL_OPEN_XT_PROTOCOL Open;
-        PBL_REGISTER_XT_PROTOCOL Register;
     } Protocol;
     struct
     {