diff --git a/wled00/const.h b/wled00/const.h
index 6d1825d5..264c632f 100644
--- a/wled00/const.h
+++ b/wled00/const.h
@@ -611,7 +611,12 @@ static_assert(WLED_MAX_BUSSES <= 32, "WLED_MAX_BUSSES exceeds hard limit");
     #define DEFAULT_LED_PIN 2    // GPIO2 (D4) on Wemos D1 mini compatible boards, safe to use on any board
   #endif
 #else
-  #define DEFAULT_LED_PIN 16   // aligns with GPIO2 (D4) on Wemos D1 mini32 compatible boards (if it is unusable it will be reassigned in WS2812FX::finalizeInit())
+  #if defined(WLED_USE_ETHERNET)
+    #define DEFAULT_LED_PIN 4    // GPIO4 seems to be a "safe bet" for all known ethernet boards (issue #5155)
+    #warning "Compiling with Ethernet support. The default LED pin has been changed to pin 4."
+  #else
+    #define DEFAULT_LED_PIN 16   // aligns with GPIO2 (D4) on Wemos D1 mini32 compatible boards (if it is unusable it will be reassigned in WS2812FX::finalizeInit())
+  #endif
 #endif
 #define DEFAULT_LED_TYPE TYPE_WS2812_RGB
 #define DEFAULT_LED_COUNT 30