diff --git a/src/dynamixel.h b/src/dynamixel.h
index 682879c3775d6d28b1df4b354f327d7f6127f93b..4bb71034ad89818befc33fb130c03b761910ee3b 100644
--- a/src/dynamixel.h
+++ b/src/dynamixel.h
@@ -1,7 +1,7 @@
 #ifndef _DYNAMIXEL_H
 #define _DYNAMIXEL_H
 
-#include "dynamixelserver.h"
+//#include "dynamixelserver.h"
 #include "eventserver.h"
 #include "ftdimodule.h"
 #include "mutex.h"
diff --git a/src/examples/test_dynamixel_server.cpp b/src/examples/test_dynamixel_server.cpp
index e02eaa6f2eb35f793d0103701e93c567e724ac66..a01605b05a0f189d937223feae79cbe64178bc4b 100644
--- a/src/examples/test_dynamixel_server.cpp
+++ b/src/examples/test_dynamixel_server.cpp
@@ -34,6 +34,7 @@ int main(int argc, char *argv[])
       {
         dyn_device=dyn_server->get_device(devices[i]);
         dyn_device->read_word_register(0x00,&model);
+        std::cout << "servo " << devices[i] << " model " << (int)model << std::endl;
         dyn_server->free_device(devices[i]);
         delete dyn_device;
       }