diff --git a/src/infra/process-respawn.test.ts b/src/infra/process-respawn.test.ts
index 62091423af7..7b9a9df1252 100644
--- a/src/infra/process-respawn.test.ts
+++ b/src/infra/process-respawn.test.ts
@@ -108,6 +108,16 @@ describe("restartGatewayProcessWithFreshPid", () => {
     expect(spawnMock).not.toHaveBeenCalled();
   });
 
+  it("returns supervised when XPC_SERVICE_NAME is set by launchd", () => {
+    clearSupervisorHints();
+    setPlatform("darwin");
+    process.env.XPC_SERVICE_NAME = "ai.openclaw.gateway";
+    const result = restartGatewayProcessWithFreshPid();
+    expect(result.mode).toBe("supervised");
+    expect(triggerOpenClawRestartMock).not.toHaveBeenCalled();
+    expect(spawnMock).not.toHaveBeenCalled();
+  });
+
   it("spawns detached child with current exec argv", () => {
     delete process.env.OPENCLAW_NO_RESPAWN;
     clearSupervisorHints();
diff --git a/src/infra/supervisor-markers.ts b/src/infra/supervisor-markers.ts
index f024ddeca2e..5b714735724 100644
--- a/src/infra/supervisor-markers.ts
+++ b/src/infra/supervisor-markers.ts
@@ -1,6 +1,7 @@
 const LAUNCHD_SUPERVISOR_HINT_ENV_VARS = [
   "LAUNCH_JOB_LABEL",
   "LAUNCH_JOB_NAME",
+  "XPC_SERVICE_NAME",
   "OPENCLAW_LAUNCHD_LABEL",
 ] as const;