diff --git a/registry.txt b/registry.txt
index a2b5972d..cc0a76cd 100644
--- a/registry.txt
+++ b/registry.txt
@@ -2625,3 +2625,4 @@ https://github.com/cattanimarco/Grafici-GFX.git|Contributed|Grafici-GFX
 https://github.com/sparkfun/SparkFun_LIDARLitev4_Arduino_Library.git|Contributed|LIDAR-Lite v4 Arduino Library
 https://github.com/bitbank2/ssd1327.git|Contributed|ssd1327
 https://github.com/kiryanenko/SimpleTimer.git|Contributed|SimpleTimer
+https://github.com/offcircuit/RTCDS1307.git|Contributed|RTCDS1307