diff --git a/repositories.txt b/repositories.txt
index 4f1df94f..9f18ac5b 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -5135,3 +5135,4 @@ https://github.com/khoih-prog/ATmega_TimerInterrupt
 https://github.com/khoih-prog/ATmega_Slow_PWM
 https://github.com/khoih-prog/Dx_TimerInterrupt
 https://github.com/Vulintus/ATWINC3400_Driver_Arduino
+https://github.com/khoih-prog/Dx_Slow_PWM