diff --git a/registry.txt b/registry.txt
index aef2ba9d..80917086 100644
--- a/registry.txt
+++ b/registry.txt
@@ -1045,3 +1045,4 @@ https://github.com/DrGFreeman/TimedPID.git|Contributed|TimedPID
 https://github.com/ayushsharma82/EasyDDNS.git|Contributed|EasyDDNS
 https://github.com/sparkfun/SparkFun_AK9750_Arduino_Library.git|Contributed|SparkFun AK9750 Human Presence Sensor Library
 https://github.com/sparkfun/SparkFun_CCS811_Arduino_Library.git|Contributed|SparkFun CCS811 Breakout
+https://github.com/greiman/SdFat.git|Contributed|SdFat