diff --git a/prod-upgrade/prom/grafana.yaml b/prod-upgrade/prom/grafana.yaml
index 439f20b..0389c20 100644
--- a/prod-upgrade/prom/grafana.yaml
+++ b/prod-upgrade/prom/grafana.yaml
@@ -7,7 +7,7 @@ data:
   grafana-ini: |-
     app_mode = production
     [server]
-    root_url  http://grafana.beaconfireinc.com
+    root_url = http://grafana.beaconfireinc.com
     [database]
     type = mysql
     host = mysql-nacos.base.svc:3306