diff --git a/config.h b/config.h
index 5cab271..d8c5609 100644
--- a/config.h
+++ b/config.h
@@ -22,11 +22,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define NO_ACTION_MACRO
 #define NO_ACTION_FUNCTION
-/* Select hand configuration */
 
 #define MASTER_LEFT
-// #define MASTER_RIGHT
 #define EE_HANDS
+#define SPLIT_USB_DETECT
 
 #define TAPPING_FORCE_HOLD
 #define TAPPING_TERM 100
diff --git a/rules.mk b/rules.mk
index b3726f8..ffef64c 100644
--- a/rules.mk
+++ b/rules.mk
@@ -22,6 +22,9 @@ OLED_ENABLE= yes     # OLED display
 EXTRAKEY_ENABLE = yes
 
 EXTRAFLAGS        += -flto
+BOOTLOADER = atmel-dfu
+CONFIG_USB_ACM = yes
+DEBOUNCE_TYPE = sym_eager_pk
 
 # If you want to change the display of OLED, you need to change here
 SRC +=  ./lib/layer_state_reader.c