diff --git a/registry.txt b/registry.txt
index 6f055d15..eb0bc416 100644
--- a/registry.txt
+++ b/registry.txt
@@ -6364,3 +6364,4 @@ https://github.com/burksbuilds/PreferencesCLI.git|Contributed|PreferencesCLI
 https://github.com/and900/Amytol_Sample.git|Contributed|Amytol_Sample
 https://bitbucket.org/jezhill/SignalAcquisition.git|Contributed|SignalAcquisition
 https://github.com/codeljo/AA_MCP2515.git|Contributed|AA_MCP2515
+https://github.com/CIRCUITSTATE/CSE_ArduinoRS485.git|Contributed|CSE_ArduinoRS485