diff --git a/repositories.txt b/repositories.txt
index 890fd742..c76796b5 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -4967,3 +4967,4 @@ https://github.com/jpconstantineau/BlueMicro_nRF52_Arduino_Library
 https://github.com/chrmlinux/TrapeZoid
 https://github.com/Wh1teRabbitHU/LTR-329ALS-01
 https://github.com/galarb/PenYX.git
+https://github.com/movetones/Gravitone_ArduinoLibrary