diff --git a/registry.txt b/registry.txt
index 47bec784..5ee92f79 100644
--- a/registry.txt
+++ b/registry.txt
@@ -1438,3 +1438,4 @@ https://github.com/dniklaus/arduino-display-lcdkeypad.git|Contributed|arduino-di
 https://github.com/robojay/_2020Bot_Library.git|Contributed|_2020Bot_Library
 https://github.com/JChristensen/tinySPI.git|Contributed|tinySPI
 https://github.com/jeremycole/AllSensors_DLV.git|Contributed|AllSensors DLV
+https://github.com/tomstewart89/StateSpaceControl.git|Contributed|StateSpaceControl