diff --git a/registry.txt b/registry.txt
index 4668e648..7a820517 100644
--- a/registry.txt
+++ b/registry.txt
@@ -5020,3 +5020,4 @@ https://github.com/m5stack/M5BurnerNVS.git|Contributed|M5BurnerNVS
 https://github.com/Wolodia-M/timersapi-library.git|Contributed|timersapi
 https://github.com/RobTillaart/SIMON.git|Contributed|SIMON
 https://github.com/m5stack/M5Unit-ACSSR.git|Contributed|UNIT_ACSSR
+https://github.com/m5stack/M5Unit-EXTIO2.git|Contributed|M5_EXTIO2