diff --git a/Audio_10_BT/Audio_10_BT.ino b/Audio_10_BT/Audio_10_BT.ino
index 8975f906071a2553437977777053b6e0afb91354..603b4fc63bfd73a8979caccf0f2db4fc40e3f72f 100644
--- a/Audio_10_BT/Audio_10_BT.ino
+++ b/Audio_10_BT/Audio_10_BT.ino
@@ -23,14 +23,15 @@
 //#include "measurements.h"
 #include "cc_emu.h"
 #include "bt.h"
-#define PIN_CCPSE 22
-#define PIN_CCMOD 21
-#define PIN_CCLDG 19
-#define PIN_CCINS 18
+#define PIN_CCINS 2
 #define PIN_CCEJT 4
-#define PIN_LED 2
-#define PIN_PBREF 1
-#define PIN_OPTO 5
+#define PIN_CCLDG 5
+#define PIN_OPTO 21
+#define PIN_CCMOD 18
+#define PIN_CCPSE 22
+#define PIN_LED 23
+#define PIN_WAKEUP GPIO_NUM_15
+
 #define TRIGGER_GND HIGH
 #define TRIGGER_5V LOW
 #define OPTO_PERIOD 200
@@ -267,7 +268,7 @@ void go_to_sleep() {
 	Serial.flush();
 	Serial.end();
 
-	esp_sleep_enable_ext0_wakeup(GPIO_NUM_15, HIGH);
+	esp_sleep_enable_ext0_wakeup(PIN_WAKEUP, HIGH);
 	esp_deep_sleep_start();
 }