diff --git a/repositories.txt b/repositories.txt
index f5371f62..7010e17c 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -6847,3 +6847,4 @@ https://github.com/bavathd/tago_esp32
 https://github.com/stm32duino/X-NUCLEO-53L4A3
 https://github.com/stm32duino/VL53L4ED
 https://github.com/arduino-libraries/Arduino_Cellular
+https://github.com/SnailDragon/MightyOhmGeigerCounter