diff --git a/cluster/postgres.tf b/cluster/postgres.tf
index 3f829527..db10a7d6 100644
--- a/cluster/postgres.tf
+++ b/cluster/postgres.tf
@@ -41,12 +41,19 @@ resource "helm_release" "postgresql" {
     values = [
         yamlencode({
             global = {
+                storageClass = "local-path"
                 postgresql = {
                     auth = {
                         existingSecret = "postgres-auth-secret"
                     }
                 }
             }
+            primary = {
+                persistence = {
+                    enabled = true
+                    storageClass = "local-path"
+                }
+            }
         })
 
     ]