diff --git a/transport/rf2500hidapi.c b/transport/rf2500hidapi.c
index e3c1dae..94186ca 100644
--- a/transport/rf2500hidapi.c
+++ b/transport/rf2500hidapi.c
@@ -15,6 +15,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
+// adding some changes
 
 #include <stdio.h>
 #include <stdlib.h>