diff --git a/internal/cli/gateway_commands.go b/internal/cli/gateway_commands.go
index 7ef023cf..ad136989 100644
--- a/internal/cli/gateway_commands.go
+++ b/internal/cli/gateway_commands.go
@@ -24,7 +24,7 @@ import (
 
 const (
 	defaultGatewayLogLevel          = "info"
-	defaultGatewayIdleShutdownDelay = 30 * time.Second
+	defaultGatewayIdleShutdownDelay = 5 * time.Minute
 )
 
 var (
@@ -58,7 +58,7 @@ type gatewayCommandOptions struct {
 
 	MetricsEnabled           bool
 	MetricsEnabledOverridden bool
-	SkipIPC                 bool
+	SkipIPC                  bool
 }
 
 // defaultNewAuthManager 创建默认网关认证器，并把具体持久化实现收敛在 CLI 装配层内部。
diff --git a/internal/cli/gateway_commands_test.go b/internal/cli/gateway_commands_test.go
index 27b8f0af..fa18d72c 100644
--- a/internal/cli/gateway_commands_test.go
+++ b/internal/cli/gateway_commands_test.go
@@ -2,6 +2,7 @@ package cli
 
 import (
 	"testing"
+	"time"
 
 	"github.com/spf13/cobra"
 )
@@ -67,3 +68,10 @@ func TestMustReadInheritedWorkdir(t *testing.T) {
 		}
 	})
 }
+
+func TestNewGatewayIdleShutdownControllerUsesExpectedDefaultTimeout(t *testing.T) {
+	controller := newGatewayIdleShutdownController(nil, nil)
+	if controller.idleTimeout != 5*time.Minute {
+		t.Fatalf("idleTimeout = %v, want %v", controller.idleTimeout, 5*time.Minute)
+	}
+}