diff --git a/cluster/longhorn-system/monitoring.yaml b/cluster/longhorn-system/monitoring.yaml
index 6eaa9b2ed..af915a5ad 100644
--- a/cluster/longhorn-system/monitoring.yaml
+++ b/cluster/longhorn-system/monitoring.yaml
@@ -28,16 +28,16 @@ spec:
   groups:
   - name: longhorn.rules
     rules:
-    - alert: LonghornVolumeActualSpaceUsedWarning
-      annotations:
-        description: The actual space used by Longhorn volume {{$labels.volume}} on {{$labels.node}} is at {{$value}}% capacity for
-          more than 5 minutes.
-        summary: The actual used space of Longhorn volume is over 90% of the capacity.
-      expr: (longhorn_volume_actual_size_bytes / longhorn_volume_capacity_bytes) * 100 > 90
-      for: 5m
-      labels:
-        issue: The actual used space of Longhorn volume {{$labels.volume}} on {{$labels.node}} is high.
-        severity: warning
+    #- alert: LonghornVolumeActualSpaceUsedWarning
+    #  annotations:
+    #    description: The actual space used by Longhorn volume {{$labels.volume}} on {{$labels.node}} is at {{$value}}% capacity for
+    #      more than 5 minutes.
+    #    summary: The actual used space of Longhorn volume is over 90% of the capacity.
+    #  expr: (longhorn_volume_actual_size_bytes / longhorn_volume_capacity_bytes) * 100 > 90
+    #  for: 5m
+    #  labels:
+    #    issue: The actual used space of Longhorn volume {{$labels.volume}} on {{$labels.node}} is high.
+    #    severity: warning
     - alert: LonghornVolumeStatusCritical
       annotations:
         description: Longhorn volume {{$labels.volume}} on {{$labels.node}} is Fault for