diff --git a/infrastructure/grafana/dashboards/overview.json b/infrastructure/grafana/dashboards/overview.json
index 1d9b9cc..efc53af 100644
--- a/infrastructure/grafana/dashboards/overview.json
+++ b/infrastructure/grafana/dashboards/overview.json
@@ -137,7 +137,7 @@
           ]
         }
       }
-    }
+    },
     {
       "title": "App Error Rate (from logs)",
       "description": "Error-level log entries per second from Pino (level 50=error, 60=fatal). Captures crashes and unhandled errors that metrics may miss.",