diff --git a/README.md b/README.md
index a438353..f1ceeba 100644
--- a/README.md
+++ b/README.md
@@ -381,7 +381,7 @@ service: <service>
 service_data:
   <service_data>
 ```
-This works exactly like a `call_service` tap_action, but if `service_data` contains the parameter `deviceID` and that contains the word `this`, that will be replaced with the current deviced deviceID.
+This works exactly like a `call_service` tap_action, but if `service_data` contains the parameter `deviceID` and that contains the word `this`, that will be replaced with the current device's deviceID.
 This may be useful for e.g. calling scripts if you want to know from where it was triggered.