diff --git a/prometheus/values.yaml b/prometheus/values.yaml
index 07bbe75..11b5d23 100644
--- a/prometheus/values.yaml
+++ b/prometheus/values.yaml
@@ -109,6 +109,10 @@ grafana:
       auto_sign_up: true
       headers: Email:X-Authentik-Email, Name:X-Authentik-Name, Role:X-Authentik-Grafana-Role
       whitelist: 10.1.0.0/16
+  additionalDataSources:
+    - name: Thanos
+      type: prometheus
+      url: http://querier.thanos.svc.cluster.local:9090
 prometheus-node-exporter:
   prometheus:
     monitor: