diff --git a/repositories.txt b/repositories.txt
index 9c4bbd72b..7e3a58bb6 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -318,6 +318,7 @@ https://github.com/m5stack/M5Unit-EXTIO2
 https://github.com/m5stack/M5Unit-UHF-RFID
 https://github.com/m5stack/M5Unit-RTC
 https://github.com/m5stack/M5Unit-4RELAY
+https://github.com/m5stack/M5Unit-RELAY
 https://github.com/m5stack/M5Unit-CatM
 https://github.com/m5stack/M5Hat-8Servos
 https://github.com/m5stack/UNIT_4RELAY