diff --git a/repositories.txt b/repositories.txt
index a7aa752a..0a4ea559 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -4229,3 +4229,4 @@ https://github.com/Open-Acidification/TankController
 https://github.com/khoih-prog/WiFiManager_Portenta_H7_Lite
 https://github.com/khoih-prog/Ethernet_Manager_Portenta_H7
 https://github.com/andriell/arduino-library-WT2003M02-mp3-decoder
+https://github.com/khoih-prog/Portenta_H7_TimerInterrupt