diff --git a/registry.txt b/registry.txt
index 5ba5fd5d..1f9b1c40 100644
--- a/registry.txt
+++ b/registry.txt
@@ -7732,3 +7732,4 @@ https://github.com/ropg/spi_lcd_read.git|Contributed|spi_lcd_read
 https://github.com/kelasrobot/MQTTESP.git|Contributed|MQTTESP
 https://github.com/bsrahmat/iotNetESP32.git|Contributed|iotNetESP32
 https://github.com/CIRCUITSTATE/CSE_ZH06.git|Contributed|CSE_ZH06
+https://github.com/alkonosst/MCP23017.git|Contributed|MCP23017_MR