diff --git a/source/_docs/mqtt/discovery.markdown b/source/_docs/mqtt/discovery.markdown
index 22d6dec9248..77ce66f2a1c 100644
--- a/source/_docs/mqtt/discovery.markdown
+++ b/source/_docs/mqtt/discovery.markdown
@@ -314,6 +314,7 @@ The following software has built-in support for MQTT discovery:
 - [ecowitt2mqtt](https://github.com/bachya/ecowitt2mqtt)
 - [ESPHome](https://esphome.io)
 - [ESPurna](https://github.com/xoseperez/espurna)
+- [HASS.Agent](https://github.com/LAB02-Research/HASS.Agent)
 - [IOTLink](https://iotlink.gitlab.io) (starting with 2.0.0)
 - [MiFlora MQTT Daemon](https://github.com/ThomDietrich/miflora-mqtt-daemon)
 - [OpenMQTTGateway](https://github.com/1technophile/OpenMQTTGateway)