diff --git a/deployments/monitor/grafana/milvus-dashboard.json b/deployments/monitor/grafana/milvus-dashboard.json
index 9fbdb9a75c..c647e31169 100644
--- a/deployments/monitor/grafana/milvus-dashboard.json
+++ b/deployments/monitor/grafana/milvus-dashboard.json
@@ -2983,7 +2983,7 @@
       "dashLength": 10,
       "dashes": false,
       "datasource": "$datasource",
-      "description": "GC Max duration seconds",
+      "description": "GC Max duration seconds.",
       "fieldConfig": {
         "defaults": {},
         "overrides": []