diff --git a/repositories.txt b/repositories.txt
index 61c3e455..6016716d 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1,3 +1,4 @@
+https://github.com/sleepnow2/ArdRTOS/
 https://github.com/AntorOfficial/LiquidCrystalSerial
 https://github.com/AntorOfficial/LettersKeypad
 https://bitbucket.org/David_Such/nexgen_SBUS