diff --git a/repositories.txt b/repositories.txt
index bc91586a..5e1944fe 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1,3 +1,4 @@
+https://github.com/NaveItay/NonBlockingDelay
 https://github.com/sub1inear/ArduboyI2C
 https://github.com/shorepine/amy
 https://github.com/microbotsio/MotorCell