diff --git a/repositories.txt b/repositories.txt
index 352770b5..112173ec 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -308,6 +308,7 @@ 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-CatM
 https://github.com/m5stack/M5Hat-8Servos
 https://github.com/m5stack/UNIT_4RELAY
 https://github.com/m5stack/UNIT_MQTT