diff --git a/dashboards/grafana/grpc-proxy-details-dashboard.json b/dashboards/grafana/grpc-proxy-details-dashboard.json
index bc1db621..52b3c42b 100644
--- a/dashboards/grafana/grpc-proxy-details-dashboard.json
+++ b/dashboards/grafana/grpc-proxy-details-dashboard.json
@@ -1100,7 +1100,7 @@
       },
       {
         "current": {
-          "selected": false,
+          "selected": false
         },
         "datasource": {
           "type": "prometheus"