diff --git a/repositories.txt b/repositories.txt
index deca452e..5bc462a6 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -103,6 +103,7 @@ https://github.com/PowerBroker2/MotorController
 https://github.com/MrYsLab/NanoConnectHcSr04
 https://github.com/Tinyu-Zhao/TinyGPSPlus
 https://github.com/m5stack/M5_ADS1115
+https://github.com/m5stack/UNIT_ENCODER
 https://github.com/m5stack/M5_BM8563
 https://github.com/m5stack/M5_AD9833
 https://github.com/m5stack/M5_BMM150