diff --git a/repositories.txt b/repositories.txt
index 2508b1b3..b6b52809 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -4164,3 +4164,4 @@ https://github.com/BEAT-System/SerialCom
 https://github.com/SchooMyDevelopment/SchooMyUtilities
 https://github.com/khoih-prog/FlashStorage_STM32F1
 https://bitbucket.org/David_Such/nexgen_motorshield
+https://github.com/khoih-prog/STM32_ISR_Servo