diff --git a/right/src/slave_drivers/is31fl3731_driver.h b/right/src/slave_drivers/is31fl3731_driver.h
index b359ed0..bdf18b6 100644
--- a/right/src/slave_drivers/is31fl3731_driver.h
+++ b/right/src/slave_drivers/is31fl3731_driver.h
@@ -9,7 +9,6 @@
 // Macros:
 
     #define LED_DRIVER_MAX_COUNT 2
-    #define BUFFER_SIZE (LED_DRIVER_LED_COUNT + 1)
     #define LED_CONTROL_REGISTERS_COMMAND_LENGTH 19
     #define PMW_REGISTER_UPDATE_CHUNK_SIZE 8
     #define PWM_REGISTER_BUFFER_LENGTH (1 + PMW_REGISTER_UPDATE_CHUNK_SIZE)