diff --git a/repositories.txt b/repositories.txt
index dc283d8f..b9579204 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -7142,6 +7142,7 @@ https://github.com/tanakamasayuki/EspHttpServer
 https://github.com/tanakamasayuki/ESP32AutoTask
 https://github.com/tanakamasayuki/ESP32TaskKit
 https://github.com/tanakamasayuki/EspNowBus
+https://github.com/tanakamasayuki/ESP32SyncKit
 https://github.com/TanPitch/ButtonKing
 https://github.com/TaraHoleInIt/Subpixie
 https://github.com/tasos12/ev3-arduino