diff --git a/repositories.txt b/repositories.txt
index d20339a3..02080680 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -1,3 +1,4 @@
+https://github.com/felias-fogg/avrCalibrate
 https://github.com/crunchysteve/EdgieD
 https://github.com/nthnn/PH4502C-Sensor
 https://github.com/dhrubasaha08/SimpleUltrasonic