diff --git a/.agents/skills/unidesk-otel/SKILL.md b/.agents/skills/unidesk-otel/SKILL.md
index 23f2f876..1525533f 100644
--- a/.agents/skills/unidesk-otel/SKILL.md
+++ b/.agents/skills/unidesk-otel/SKILL.md
@@ -12,7 +12,7 @@ Skill(cli-spec)。用于 UniDesk OpenTelemetry/Tempo 链路追踪运维、按 tr
 ```bash
 bun scripts/cli.ts platform-infra observability status
 bun scripts/cli.ts platform-infra observability trace <traceId>
-bun scripts/cli.ts platform-infra observability search --service <service> --limit 20
+bun scripts/cli.ts platform-infra observability search --grep <service> --limit 20
 ```
 
 基本状态、trace 查询、噪声压制、读取窗口与乱序调查见 [references/traces.md](references/traces.md)；业务 trace 映射、Code Agent/AgentRun 排障、codex-stdio 追穿和何时先改进 OTel 见 [references/code-agent.md](references/code-agent.md)。