diff --git a/repositories.txt b/repositories.txt
index 5b946d9ca..8a814299d 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -8461,3 +8461,4 @@ https://github.com/eakse/ESP32S3_SUPERMINI_PINOUT
 https://github.com/kay-bs/KK-Switch
 https://github.com/localrice/EasyWiFi
 https://github.com/7semi-solutions/7Semi_RS485_Temperature-Humidity-Arduino-Library
+https://github.com/7semi-solutions/7Semi_CO2_Temperature_Humidity_I2C_Probe_Arduino_Library