diff --git a/backend/internal/handler/admin/ops_settings_handler.go b/backend/internal/handler/admin/ops_settings_handler.go
index 982836d0..ebc8bf49 100644
--- a/backend/internal/handler/admin/ops_settings_handler.go
+++ b/backend/internal/handler/admin/ops_settings_handler.go
@@ -192,4 +192,3 @@ func (h *OpsHandler) UpdateMetricThresholds(c *gin.Context) {
 	}
 	response.Success(c, updated)
 }
-
diff --git a/backend/internal/service/ops_settings.go b/backend/internal/service/ops_settings.go
index 3252ec20..bb8052bb 100644
--- a/backend/internal/service/ops_settings.go
+++ b/backend/internal/service/ops_settings.go
@@ -553,4 +553,3 @@ func (s *OpsService) UpdateMetricThresholds(ctx context.Context, cfg *OpsMetricT
 	_ = json.Unmarshal(raw, updated)
 	return updated, nil
 }
-
diff --git a/backend/internal/service/ops_settings_models.go b/backend/internal/service/ops_settings_models.go
index a6fef95e..0de28358 100644
--- a/backend/internal/service/ops_settings_models.go
+++ b/backend/internal/service/ops_settings_models.go
@@ -62,10 +62,10 @@ type OpsAlertSilencingSettings struct {
 }
 
 type OpsMetricThresholds struct {
-	SLAPercentMin               *float64 `json:"sla_percent_min,omitempty"`                // SLA低于此值变红
-	LatencyP99MsMax             *float64 `json:"latency_p99_ms_max,omitempty"`             // 延迟P99高于此值变红
-	TTFTp99MsMax                *float64 `json:"ttft_p99_ms_max,omitempty"`                // TTFT P99高于此值变红
-	RequestErrorRatePercentMax  *float64 `json:"request_error_rate_percent_max,omitempty"` // 请求错误率高于此值变红
+	SLAPercentMin               *float64 `json:"sla_percent_min,omitempty"`                 // SLA低于此值变红
+	LatencyP99MsMax             *float64 `json:"latency_p99_ms_max,omitempty"`              // 延迟P99高于此值变红
+	TTFTp99MsMax                *float64 `json:"ttft_p99_ms_max,omitempty"`                 // TTFT P99高于此值变红
+	RequestErrorRatePercentMax  *float64 `json:"request_error_rate_percent_max,omitempty"`  // 请求错误率高于此值变红
 	UpstreamErrorRatePercentMax *float64 `json:"upstream_error_rate_percent_max,omitempty"` // 上游错误率高于此值变红
 }