diff --git a/README_TESTED_SENSORS.md b/README_TESTED_SENSORS.md
index d70769721..1acc4736a 100644
--- a/README_TESTED_SENSORS.md
+++ b/README_TESTED_SENSORS.md
@@ -11,6 +11,7 @@
 * Wahoo Tickr (Model: WFBTHR02)
 * Mi Band 3, Amazfit Band 5, Amazfit Bip. These devices are manufactured by Huami, and other Huami devices will very likely work. Theoretically, this sensor must be enabled, but testing reveals that it works even without enabling. For details on how to enable see [Gadgetbridge wiki](https://codeberg.org/Freeyourgadget/Gadgetbridge/wiki/Huami-Heartrate-measurement#bluetooth-heart-rate-sensor)
 * Amazfit Neo. But first you have to enable "Discoverable" and "Activity heart rate sharing" in the official Zepp app. (after pairing with OpenTracks you can disable them again)
+* Garmin HRM-Dual (Reference: 010-12883-00)
 
 ## CSCP: Cycling Cadence and Speed Service
 
@@ -54,4 +55,4 @@ Also the distance is not computed.
 
 We do not support type of movement (i.e., walking vs running).
 
-* Polar Stride
\ No newline at end of file
+* Polar Stride