diff --git a/examples/Ethernet/send_receive/send_receive.ino b/examples/Ethernet/send_receive/send_receive.ino
index 3a18355..eaa2888 100644
--- a/examples/Ethernet/send_receive/send_receive.ino
+++ b/examples/Ethernet/send_receive/send_receive.ino
@@ -1,3 +1,7 @@
+#ifdef __AVR__
+#warning THIS EXAMPLE MAY USE TOO MUCH MEMORY FOR AVR. WE RECOMMEND TO USE SENDER OR RECEIVER ONLY.
+#endif
+
 #include <Artnet.h>
 
 // Ethernet stuff