diff --git a/repositories.txt b/repositories.txt
index e69918bc..f4713747 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -5351,7 +5351,7 @@ https://github.com/teruyamato0731/Chassis
 https://github.com/dvarrel/DHT22
 https://github.com/khoih-prog/Dx_PWM
 https://github.com/YoupiLab/YLEsp8266
-https://github.com/YoupiLab/SIM800_YL
+https://github.com/YoupiLab/YLSim800Lib
 https://github.com/shah253kt/SimpleStack
 https://github.com/sparkfun/SparkFun_Indoor_Air_Quality_Sensor-ENS160_Arduino_Library
 https://github.com/khoih-prog/WiFi101_Generic