diff --git a/apps/system/grafana/values.yaml b/apps/system/grafana/values.yaml
index 5fa70e1..6ffc319 100644
--- a/apps/system/grafana/values.yaml
+++ b/apps/system/grafana/values.yaml
@@ -29,3 +29,13 @@ grafana:
       auth_url: https://github.com/login/oauth/authorize
       token_url: https://github.com/login/oauth/access_token
       api_url: https://api.github.com/user
+  datasources:
+    datasources.yaml:
+      apiVersion: 1
+      datasources:
+      - name: Prometheus
+        type: prometheus
+        access: direct
+        url: http://prometheus-operated.monitoring:9090
+        isDefault: true
+        editable: false