diff --git a/repositories.txt b/repositories.txt
index d3b86d68d..78b0e8c21 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -7301,3 +7301,4 @@ https://github.com/cbm80amiga/GC9A01A_AVR
 https://github.com/CMB27/ModbusADU
 https://github.com/CMB27/ModbusRTUComm
 https://github.com/Zhentao-Lin/ESP32_WS2812_Lib
+https://github.com/stack-chan/stackchan-arduino