diff --git a/107.md b/107.md
index 5d745b6..8540aa1 100644
--- a/107.md
+++ b/107.md
@@ -43,7 +43,7 @@ A `device` or a `user` can publish these event kinds:
 ```json
 {
     "id": <String, UUID generated by the user.Sequential IDs (`0`, `1`, `2`...) are discouraged>,
-    "device_id": <String, UUID of the stall to which this device belong to>,
+    "device_id": <String, UUID of the device>,
     "name": <String, device name>,
     "description": <String (optional), device description>,
     "categories":[ <String (optional), device category, such as 'boiler'>],