diff --git a/01-proxmox-infra/index.ts b/01-proxmox-infra/index.ts
index 8813764..d346fd8 100644
--- a/01-proxmox-infra/index.ts
+++ b/01-proxmox-infra/index.ts
@@ -222,7 +222,7 @@ const nodeConfigs: NodeConfig[] = [
     template: pveBckpTemplate,
     diskDatastore: "local",
     ip: worker2Ip,
-    longhornDiskSize: 35,
+    longhornDiskSize: 50,
   },
 ];
 
diff --git a/05-monitoring/index.ts b/05-monitoring/index.ts
index c3ca119..eb92e90 100644
--- a/05-monitoring/index.ts
+++ b/05-monitoring/index.ts
@@ -77,16 +77,16 @@ new k8s.helm.v3.Release(
       },
       prometheus: {
         prometheusSpec: {
-          retention: "7d",
+          retention: "14d",
           retentionSize: "15GB",
           scrapeInterval: "60s",
           evaluationInterval: "60s",
-          replicas: "2",
+          replicas: "1",
           storageSpec: {
             volumeClaimTemplate: {
               spec: {
                 storageClassName: "longhorn",
-                resources: { requests: { storage: "20Gi" } },
+                resources: { requests: { storage: "18Gi" } },
               },
             },
           },