diff --git a/src/gateway/server-methods/agent.test.ts b/src/gateway/server-methods/agent.test.ts
index a5ece24042c..26b26bbdd94 100644
--- a/src/gateway/server-methods/agent.test.ts
+++ b/src/gateway/server-methods/agent.test.ts
@@ -1052,9 +1052,7 @@ describe("gateway agent handler", () => {
     expect(mocks.performGatewaySessionReset).toHaveBeenCalledTimes(1);
     const call = readLastAgentCommandCall();
     // Message is now dynamically built with current date — check key substrings
-    expect(call?.message).toContain(
-      "If runtime-provided startup context is included for this first turn",
-    );
+    expect(call?.message).toContain("Execute your Session Startup sequence now");
     expect(call?.message).toContain("Current time:");
     expect(call?.message).not.toBe(BARE_SESSION_RESET_PROMPT);
     expect(call?.sessionId).toBe("reset-session-id");