diff --git a/registry.txt b/registry.txt
index 69541b35..d3798ef8 100644
--- a/registry.txt
+++ b/registry.txt
@@ -943,6 +943,7 @@ https://github.com/pololu/romi-32u4-arduino-library.git|Contributed|Romi32U4
 
 https://github.com/udoklein/dcf77.git|Contributed|dcf77_xtal
 https://github.com/phpoc/arduino.git|Contributed|PHPoC
+https://github.com/dmkishi/Dusk2Dawn.git|Contributed|Dusk2Dawn
 
 # With parenthesis
 #https://github.com/plasticrake/OpcServer.git|Contributed|Open Pixel Control (OPC) Server