diff --git a/deploy/charts/dashboards/lvmLocalPV/lvmlocalpv-pool.json b/deploy/charts/dashboards/lvmLocalPV/lvmlocalpv-pool.json
index 1e12929..29eed72 100644
--- a/deploy/charts/dashboards/lvmLocalPV/lvmlocalpv-pool.json
+++ b/deploy/charts/dashboards/lvmLocalPV/lvmlocalpv-pool.json
@@ -2985,7 +2985,7 @@
             "allValue": null,
             "current": { },
             "datasource": "$datasource",
-            "definition": "label_values(node_uname_info, instance)",
+            "definition": "label_values(lvm_vg_total_size_bytes, instance)",
             "description": null,
             "error": null,
             "hide": 0,