diff --git a/registry.txt b/registry.txt
index d61120e0..8e0a249a 100644
--- a/registry.txt
+++ b/registry.txt
@@ -7722,3 +7722,4 @@ https://github.com/botnroll/BnrOneAPlus.git|Contributed|BnrOneAPlus
 https://github.com/aserebryakov/arduino-cpp-components-library.git|Contributed|CppComponentsLibrary
 https://github.com/jjlondonoc/MCP4132-Arduino-Library.git|Contributed|MCP4132
 https://github.com/digitalfen/EmuRTC.git|Contributed|EmuRTC
+https://github.com/dejwk/roo_io.git|Contributed|roo_io