diff --git a/apps/base/windmill/windmill.yaml b/apps/base/windmill/windmill.yaml
index ec27120..592dcfe 100644
--- a/apps/base/windmill/windmill.yaml
+++ b/apps/base/windmill/windmill.yaml
@@ -28,7 +28,10 @@ spec:
     fullnameOverride: windmill-postgresql-mine
     primary:
       persistence:
-        storageClass: "vultr-block-storage-hdd"
+        # It would be $0.20/mo cheaper to use 8Gi NVMe, 
+        # but it's not available in Vultr's DFW datacenter
+        # so instead we use the minimum HDD size, 40Gi
+        storageClass: "vultr-block-storage-hdd" 
         size: 40Gi
       resources:
         limits: