diff --git a/infrastructure/cluster1/kube-prometheus-stack/values.yaml b/infrastructure/cluster1/kube-prometheus-stack/values.yaml
index 1347e53ec..f0a6ded76 100644
--- a/infrastructure/cluster1/kube-prometheus-stack/values.yaml
+++ b/infrastructure/cluster1/kube-prometheus-stack/values.yaml
@@ -370,18 +370,6 @@ grafana:
       - grafana.home.wugi.info
     hosts:
     - grafana.home.wugi.info
-  datasources:
-    datasources.yaml:
-      apiVersion: 1
-      datasources:
-      - name: Prometheus Deprecated
-        type: prometheus
-        uid: prometheus-deprecated
-        url: http://prometheus.wugi.info
-        access: proxy
-        isDefault: false
-        jsonData:
-          timeInterval: 30s
 
 prometheus-node-exporter:
   affinity: