diff --git a/homeassistant/esphome/ld2450/mw25-ld2450-esp32.yaml b/homeassistant/esphome/ld2450/mw25-ld2450-esp32.yaml
index df4571a..cce030b 100644
--- a/homeassistant/esphome/ld2450/mw25-ld2450-esp32.yaml
+++ b/homeassistant/esphome/ld2450/mw25-ld2450-esp32.yaml
@@ -1,3 +1,5 @@
+# https://github.com/Chreece/LD2450-ESPHome.git
+#
 substitutions:
   devicename: mw25
   upper_devicename: "Hi-Link LD2450"