diff --git a/repositories.txt b/repositories.txt
index 8f27202d..074758a7 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -6082,4 +6082,4 @@ https://github.com/big12boy/MAX11643
 https://github.com/soryone1/fog
 https://github.com/todd-herbert/unoHID
 https://github.com/adafruit/Adafruit_TSC2046
-
+https://github.com/FacundoPumilla/MQ137