diff --git a/repositories.txt b/repositories.txt
index 0f894639..9bd5271d 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -2381,6 +2381,7 @@ https://github.com/kike-canaries/canairio_sensorlib
 https://github.com/killer0071234/esp_abus
 https://github.com/kimballa/button-debounce
 https://github.com/kimballa/PyArduinoDebug
+https://github.com/kimballa/tiny-collections
 https://github.com/Kineis/ArduinoKim
 https://github.com/kingmathers313/FHEM_Arduino
 https://github.com/kiryanenko/SimpleTimer