diff --git a/wled00/wled.cpp b/wled00/wled.cpp
index 0ebd5bf1e..fc1482dc5 100644
--- a/wled00/wled.cpp
+++ b/wled00/wled.cpp
@@ -344,6 +344,9 @@ void WLED::setup()
 
 #ifdef ARDUINO_ARCH_ESP32
   pinMode(hardwareRX, INPUT_PULLDOWN); delay(1);        // suppress noise in case RX pin is floating (at low noise energy) - see issue #3128
+#endif
+#ifdef WLED_BOOTUPDELAY
+  delay(WLED_BOOTUPDELAY); // delay to let voltage stabilize, helps with boot issues on some setups
 #endif
   Serial.begin(115200);
 #if !ARDUINO_USB_CDC_ON_BOOT