diff --git a/repositories.txt b/repositories.txt
index 65096653..44918494 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -5279,3 +5279,4 @@ https://github.com/RLL-Blue-Dragon/OSS-EC_NXP_MPX5999D_00000057
 https://github.com/RLL-Blue-Dragon/OSS-EC_NXP_MPXH6115A_00000057
 https://github.com/RLL-Blue-Dragon/OSS-EC_NXP_MPXH6400A_00000057
 https://github.com/RLL-Blue-Dragon/OSS-EC_NXP_MPXHZ6250A_00000057
+https://github.com/STONElibrary/arduino_lib