diff --git a/platformio.ini b/platformio.ini
index 1e41b596..56e01eb4 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -557,6 +557,7 @@ build_flags = -g
   -DCO
   ;; please make sure that the following flags are properly set (to 0 or 1) by your board.json, or included in your custom platformio_override.ini entry:
   ;; ARDUINO_USB_MODE, ARDUINO_USB_CDC_ON_BOOT
+  -D WLED_USE_SHARED_RMT ;; RMTHI causes interrupt watchdog reset - needs more investigation
 lib_deps =
   esp32async/AsyncTCP @ 3.4.7
   makuna/NeoPixelBus @ 2.7.9 ;; experimental