diff --git a/examples/smoke-co-alarm-app/silabs/README.md b/examples/smoke-co-alarm-app/silabs/README.md
index 88ec2711989229..2aec36eb0cb6c9 100644
--- a/examples/smoke-co-alarm-app/silabs/README.md
+++ b/examples/smoke-co-alarm-app/silabs/README.md
@@ -379,3 +379,13 @@ features can easily be toggled on or off. Here is a short list of options :
 
     $ ./scripts/examples/gn_silabs_example.sh ./examples/smoke-co-alarm-app/silabs ./out/smoke-co-alarm-app BRD4164A kvs_max_entries=50
     ```
+
+### Enabling test event trigger
+
+`silabs_test_event_trigger_enabled, silabs_test_event_trigger_enable_key`
+
+    ```
+    The value of silabs_test_event_trigger_enable_key is specific to each device manufacturer
+
+    $ ./scripts/examples/gn_silabs_example.sh ./examples/smoke-co-alarm-app/silabs ./out/smoke-co-alarm-app BRD4164A silabs_test_event_trigger_enabled=true silabs_test_event_trigger_enable_key=\"00112233445566778899aabbccddeeff\"
+    ```