diff --git a/schema-types.ts b/schema-types.ts
index c28ece9..5da653b 100644
--- a/schema-types.ts
+++ b/schema-types.ts
@@ -5,7 +5,7 @@ import { tags } from "typia";
 
 export type SimToCmMessage = {
   message?: Message,
-  // response?: "approve" | "deny" | "ignored"
+  stressLevel?: Range<0, 1>,
 };
 
 export type Message = RequestApprovalToAttack | AcaFuelLow | MissileToOwnshipDetected | AcaDefect | AcaHeadingToBase;