diff --git a/repositories.txt b/repositories.txt
index 445079bc4..9a5fa5b89 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -163,6 +163,7 @@ https://github.com/devilhyt/lump-device-builder-library
 https://github.com/santerilindfors/BL0942
 https://github.com/Ewan-Dev/mpu6050
 https://github.com/owochel/MistMaker
+https://github.com/user661-j/arduino_pitches.h
 https://github.com/Ynvisible-Electronics/YNV-Driver-v5-Arduino-Library
 https://github.com/neondatabase-labs/NeonPostgresOverHTTP
 https://github.com/thomasfredericks/MicroSlip