diff --git a/repositories.txt b/repositories.txt
index 7a523bc4..e9636382 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1105,6 +1105,7 @@ https://github.com/datacute/TinyOLED-Fonts
 https://github.com/DatavenueLiveObjects/LiveObjects_SDK_for_Arduino
 https://github.com/davetcc/IoAbstraction
 https://github.com/davetcc/LiquidCrystalIO
+https://github.com/davetcc/SimpleCollections
 https://github.com/davetcc/TaskManagerIO
 https://github.com/davetcc/tcMenuLib
 https://github.com/david1983/eBtn