diff --git a/src/ledmask.h b/src/ledmask.h
index f883173..10aa556 100644
--- a/src/ledmask.h
+++ b/src/ledmask.h
@@ -1,8 +1,8 @@
-#define SERIAL_SPEED 115200
+#define SERIAL_SPEED 9600
 
 /** BOUTON **/
 #define BUTTON_POWER_PIN  2
-#define BUTTON_PIN 8
+#define BUTTON_PIN        3
 
 int buttonState;