diff --git a/deployments/monitor/grafana/milvus-dashboard.json b/deployments/monitor/grafana/milvus-dashboard.json
index af25b1a81e..df63ff7614 100644
--- a/deployments/monitor/grafana/milvus-dashboard.json
+++ b/deployments/monitor/grafana/milvus-dashboard.json
@@ -5900,7 +5900,7 @@
           "expr": "go_memstats_heap_objects{app_kubernetes_io_name=\"$app_name\", app_kubernetes_io_instance=~\"$instance\", namespace=\"$namespace\"}",
           "interval": "",
           "intervalFactor": 2,
-          "legendFormat": "{{component}}: {{pod}}",
+          "legendFormat": "{{pod}}",
           "queryType": "randomWalk",
           "refId": "A"
         }