diff --git a/library.properties b/library.properties
index f8bcce8..b47d7e2 100644
--- a/library.properties
+++ b/library.properties
@@ -6,4 +6,4 @@ sentence=Arduino RFID Library for MFRC522 (SPI)
 paragraph=Read/Write a RFID Card or Tag using the ISO/IEC 14443A/MIFARE interface.
 category=Communication
 url=https://github.com/miguelbalboa/rfid
-architectures=avr,STM32F1,teensy,esp8266,esp32,samd
+architectures=avr,megaavr,STM32F1,teensy,esp8266,esp32,samd