diff --git a/right/src/slave_drivers/is31fl3731_driver.c b/right/src/slave_drivers/is31fl3731_driver.c
index 7c1bdfa..3de1a1d 100644
--- a/right/src/slave_drivers/is31fl3731_driver.c
+++ b/right/src/slave_drivers/is31fl3731_driver.c
@@ -60,8 +60,8 @@ uint8_t setFrame1Buffer[] = {LED_DRIVER_REGISTER_FRAME, LED_DRIVER_FRAME_1};
 uint8_t updatePwmRegistersBuffer[PWM_REGISTER_BUFFER_LENGTH];
 
 void LedSlaveDriver_Init(uint8_t ledDriverId) {
-    if (ledDriverId == LedDriverId_Left) {
-        LedDriverStates[LedDriverId_Left].setupLedControlRegistersCommand[7] |= 0b00000010; // Enable the LED of the ISO key
+    if (ledDriverId == ISO_KEY_LED_DRIVER_ID && IS_ISO) {
+        LedDriverStates[LedDriverId_Left].setupLedControlRegistersCommand[ISO_KEY_CONTROL_REGISTER_POS] |= 1 << ISO_KEY_CONTROL_REGISTER_BIT;
     }
 
     led_driver_state_t *currentLedDriverState = LedDriverStates + ledDriverId;
diff --git a/right/src/slave_drivers/is31fl3731_driver.h b/right/src/slave_drivers/is31fl3731_driver.h
index 0416e26..b359ed0 100644
--- a/right/src/slave_drivers/is31fl3731_driver.h
+++ b/right/src/slave_drivers/is31fl3731_driver.h
@@ -15,6 +15,11 @@
     #define PWM_REGISTER_BUFFER_LENGTH (1 + PMW_REGISTER_UPDATE_CHUNK_SIZE)
     #define LED_BRIGHTNESS_LEVEL 0xff
 
+    #define IS_ISO true
+    #define ISO_KEY_LED_DRIVER_ID LedDriverId_Left
+    #define ISO_KEY_CONTROL_REGISTER_POS 7
+    #define ISO_KEY_CONTROL_REGISTER_BIT 1
+
 // Typedefs:
 
     typedef enum {