diff --git a/ns-dev-system/values.yaml b/ns-dev-system/values.yaml
index 89171db47..560cc3a22 100644
--- a/ns-dev-system/values.yaml
+++ b/ns-dev-system/values.yaml
@@ -216,7 +216,7 @@ sablier:
     kubernetes.io/hostname: eee101.tokyotech.org
 
 ssgen:
-  replicas: 2
+  replicas: 0
   nodeSelector:
     kubernetes.io/hostname: las211.tokyotech.org
   pvc:
diff --git a/sakura-monitor/victoria-metrics/stateful-set-patch.yaml b/sakura-monitor/victoria-metrics/stateful-set-patch.yaml
index 6f306caf1..108459722 100644
--- a/sakura-monitor/victoria-metrics/stateful-set-patch.yaml
+++ b/sakura-monitor/victoria-metrics/stateful-set-patch.yaml
@@ -4,7 +4,7 @@ metadata:
   name: victoria-metrics
 
 spec:
-  replicas: 1
+  replicas: 0
   volumeClaimTemplates:
     - apiVersion: v1
       kind: PersistentVolumeClaim