diff --git a/clusters/cl01tl/storage/rook-ceph/values.yaml b/clusters/cl01tl/storage/rook-ceph/values.yaml
index b1dd50b97..a09476225 100644
--- a/clusters/cl01tl/storage/rook-ceph/values.yaml
+++ b/clusters/cl01tl/storage/rook-ceph/values.yaml
@@ -18,6 +18,9 @@ rook-ceph-cluster:
   monitoring:
     enabled: true
     createPrometheusRules: true
+    prometheusRuleOverrides:
+      CephNodeDiskspaceWarning:
+        disabled: true
   cephClusterSpec:
     cephVersion:
       # https://quay.io/repository/ceph/ceph?tab=tags