diff --git a/converter/usb_usb/Makefile.debug b/converter/usb_usb/Makefile.debug
index 719131f1..d556e2af 100644
--- a/converter/usb_usb/Makefile.debug
+++ b/converter/usb_usb/Makefile.debug
@@ -17,4 +17,8 @@ OPT_DEFS += -DDEBUG_USB_HOST
 CONSOLE_ENABLE = yes
 MOUSEKEY_ENABLE = no
 EXTRAKEY_ENABLE = no
+COMMAND_ENABLE = no
+OPT_DEFS += -DNO_ACTION_TAPPING
+OPT_DEFS += -DNO_ACTION_LAYER
+OPT_DEFS += -DNO_ACTION_MACRO
 include Makefile
diff --git a/converter/usb_usb/README.md b/converter/usb_usb/README.md
index 7fb5df2e..35292ee8 100644
--- a/converter/usb_usb/README.md
+++ b/converter/usb_usb/README.md
@@ -44,6 +44,14 @@ In case of Leonardo push reset button then run command. Serial port name(COM17)
     or
     $ avrdude -patmega32u4 -cavr109 -b57600 -Uflash:w:usb_usb.hex -PCOM17
 
+To build debug firmware use `master_debug` branch of `USB_Host_Shield_2.0-tmk` submodule
+
+    $ cd tmk_keyboard/tmk_core/protocol/usb_hid/USB_Host_Shield_2.0-tmk
+    $ git chceckout master_debug
+    $ cd tmk_keyboard/converter/usb_usb
+    $ make -f Makefile.debug
+    $ make -f Makefile.debug dfu
+
 
 
 Limitation
diff --git a/converter/usb_usb/config.h b/converter/usb_usb/config.h
index 4dbb30db..54573160 100644
--- a/converter/usb_usb/config.h
+++ b/converter/usb_usb/config.h
@@ -21,8 +21,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define VENDOR_ID       0xFEED
 #define PRODUCT_ID      0x005B
-#define DEVICE_VER      0x0814
-#define MANUFACTURER    t.m.k.
+#define DEVICE_VER      0x0815
+#define MANUFACTURER    TMK
 #define PRODUCT         USB to USB keyboard converter