diff --git a/registry.txt b/registry.txt
index 8ba9eed4..82f3b040 100644
--- a/registry.txt
+++ b/registry.txt
@@ -4369,3 +4369,4 @@ https://github.com/MrYsLab/Telemetrix4Connect2040.git|Contributed|Telemetrix4Con
 https://github.com/khoih-prog/megaAVR_Slow_PWM.git|Contributed|megaAVR_Slow_PWM
 https://github.com/RobTillaart/SHT2x.git|Contributed|SHT2x
 https://github.com/DFRobot/DFRobot_VL6180X.git|Contributed|DFRobot_VL6180X
+https://github.com/khoih-prog/Teensy_Slow_PWM.git|Contributed|Teensy_Slow_PWM