diff --git a/firmware/scenario.yaml b/firmware/scenario.yaml
index f3d9138..ea05efe 100644
--- a/firmware/scenario.yaml
+++ b/firmware/scenario.yaml
@@ -1,6 +1,7 @@
 # Wokwi CI scenario — Kill_LIFE boot test
 # Asserts that firmware boots and reaches WiFi init within 10 seconds.
 # Usage: wokwi-cli --timeout 15000 --scenario scenario.yaml
+version: 1
 name: Kill_LIFE Boot Test
 steps:
   - wait-serial: "[main] Kill_LIFE"