diff --git a/infrastructure/controllers/kube-prometheus-stack.yaml b/infrastructure/controllers/kube-prometheus-stack.yaml
index 51cce3d..6c2590a 100644
--- a/infrastructure/controllers/kube-prometheus-stack.yaml
+++ b/infrastructure/controllers/kube-prometheus-stack.yaml
@@ -32,10 +32,10 @@ spec:
         storageSpec:
           volumeClaimTemplate:
             spec:
-              storageClassName: vultr-block-storage
+              storageClassName: vultr-block-storage-hdd
               resources:
                 requests:
-                  storage: 10Gi
+                  storage: 40Gi
     grafana:
       admin:
         existingSecret: grafana