diff --git a/platformio.ini b/platformio.ini
index 9ea2aee..65078d2 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -13,6 +13,7 @@ lib_deps =
 build_flags =
     -DARDUINO_USB_MODE=1
     -DARDUINO_USB_CDC_ON_BOOT=1
+    -DFASTLED_USES_ESP32S3_I2S
 
 monitor_speed = 115200