diff --git a/src/prometheus.service.ts b/src/prometheus.service.ts
index eb685a1..2932f56 100644
--- a/src/prometheus.service.ts
+++ b/src/prometheus.service.ts
@@ -224,11 +224,14 @@ export class PrometheusService {
   }
 
   async fetchAllMetricsWithValues(): Promise<any[]> {
-    const metricNames = await this.fetchAllMetrics();
-    const promises = metricNames.map(async (metric) => {
-      const data = await this.fetchMetrics(metric);
-      return { metric, data };
-    });
-    return Promise.all(promises);
-  }
+  const metricNames = await this.fetchAllMetrics();
+  const zvksMetrics = metricNames.filter(metric => metric.startsWith('zvks'));
+  
+  const promises = zvksMetrics.map(async (metric) => {
+    const data = await this.fetchMetrics(metric);
+    return { metric, data };
+  });
+  
+  return Promise.all(promises);
+}
 }