diff --git a/main.tf b/main.tf
index fbe9ad4..3528d2b 100644
--- a/main.tf
+++ b/main.tf
@@ -9,23 +9,51 @@ terraform {
     skip_metadata_api_check     = true
     skip_region_validation      = true
   }
+  required_providers {
+    kubernetes = {
+      source  = "hashicorp/kubernetes"
+      version = ">= 2.20.0"
+    }
+    helm = {
+      source  = "hashicorp/helm"
+      version = ">= 2.9.0"
+    }
+    minio = {
+      source  = "aminueza/minio"
+      version = ">= 1.15.2"
+    }
+    linode = {
+      source  = "linode/linode"
+      version = ">= 1.29.0"
+    }
+    hetznerdns = {
+      source  = "timohirt/hetznerdns"
+      version = ">=2.2.0"
+    }
+    postgresql = {
+      source  = "cyrilgdn/postgresql"
+      version = ">= 1.19.0"
+    }
+  }
 }
 
-#module "cert-manager" {
-#  source          = "./modules/cert-manager"
-#  hetzner_token   = var.hetzner_token
-#  email           = var.email
-#  zone_name       = var.zone_name
-#  dns_common_name = var.dns_common_name
-#  dns_names       = var.dns_names
-#}
+provider "kubernetes" {
+  config_path = "~/.kube/config"
+}
 
-module "postgresql" {
-  source   = "./modules/postgresql"
-  host     = "pg.monotremata.xyz"
-  password = var.pg_passwd
+provider "helm" {
+  kubernetes {
+    config_path = "~/.kube/config"
+  }
+}
+
+provider "minio" {
+  minio_ssl = true
+}
+
+provider "postgresql" {
   username = "terraform"
-  db_owner = "rilla"
+  password = var.pg_passwd
 }
 
 module "dns" {
@@ -82,4 +110,8 @@ module "minio" {
 
 module "minio_buckets" {
   source = "./modules/minio_buckets"
+  providers = {
+    minio = minio
+  }
+  depends_on = [module.minio]
 }
diff --git a/modules/cert-manager/main.tf b/modules/cert-manager/main.tf
index 2b1347f..1b828a9 100644
--- a/modules/cert-manager/main.tf
+++ b/modules/cert-manager/main.tf
@@ -11,16 +11,6 @@ terraform {
   }
 }
 
-provider "kubernetes" {
-  config_path = "~/.kube/config"
-}
-
-provider "helm" {
-  kubernetes {
-    config_path = "~/.kube/config"
-  }
-}
-
 resource "helm_release" "cert-manager" {
   name             = "cert-manager"
   chart            = "cert-manager"
@@ -56,40 +46,6 @@ resource "kubernetes_secret" "hetzner-token" {
   }
 }
 
-#resource "kubernetes_manifest" "clusterissuer_letsencrypt_staging" {
-#  manifest = {
-#    apiVersion = "cert-manager.io/v1"
-#    kind       = "ClusterIssuer"
-#    metadata = {
-#      name = "letsencrypt-staging"
-#    }
-#    spec = {
-#      acme = {
-#        email = var.email
-#        privateKeySecretRef = {
-#          name = "letsencrypt-staging-account-key"
-#        }
-#        server = var.letsencrypt_servers.staging
-#        solvers = [
-#          {
-#            dns01 = {
-#              webhook = {
-#                config = {
-#                  apiUrl     = var.hetzner_dns_api
-#                  secretName = kubernetes_secret.hetzner-token.metadata[0].name
-#                  zoneName   = var.zone_name
-#                }
-#                groupName  = var.group_name
-#                solverName = "hetzner"
-#              }
-#            }
-#          }
-#        ]
-#      }
-#    }
-#  }
-#}
-
 resource "kubernetes_manifest" "clusterissuer_letsencrypt" {
   manifest = {
     apiVersion = "cert-manager.io/v1"
diff --git a/modules/minio/main.tf b/modules/minio/main.tf
index fd106e1..a1bceed 100644
--- a/modules/minio/main.tf
+++ b/modules/minio/main.tf
@@ -7,10 +7,6 @@ terraform {
   }
 }
 
-provider "kubernetes" {
-  config_path = "~/.kube/config"
-}
-
 # terraform import module.minio.kubernetes_namespace.minio_namespace minio
 resource "kubernetes_namespace" "minio_namespace" {
   metadata {
diff --git a/modules/minio_buckets/main.tf b/modules/minio_buckets/main.tf
index 55a7a85..68ea0a0 100644
--- a/modules/minio_buckets/main.tf
+++ b/modules/minio_buckets/main.tf
@@ -7,10 +7,6 @@ terraform {
   }
 }
 
-provider "minio" {
-  minio_ssl = true
-}
-
 resource "minio_s3_bucket" "state_terraform_s3" {
   bucket = "terraform"
   acl    = "private"
diff --git a/modules/postgresql/main.tf b/modules/postgresql/main.tf
index 2fc2d24..e9bd01e 100644
--- a/modules/postgresql/main.tf
+++ b/modules/postgresql/main.tf
@@ -7,13 +7,6 @@ terraform {
   }
 }
 
-provider "postgresql" {
-  host     = var.host
-  port     = var.port
-  username = var.username
-  password = var.password
-}
-
 resource "postgresql_database" "terraform_backend_db" {
   name            = "terraform_backend"
   owner           = var.db_owner
diff --git a/modules/postgresql/variables.tf b/modules/postgresql/variables.tf
index 62c59f1..620c92d 100644
--- a/modules/postgresql/variables.tf
+++ b/modules/postgresql/variables.tf
@@ -1,14 +1,3 @@
-variable "host" {
-  type        = string
-  description = "postgresql host"
-}
-
-variable "port" {
-  type        = number
-  description = "postgresql post"
-  default     = 5432
-}
-
 variable "password" {
   type        = string
   description = "postgresql password"
diff --git a/variables.tf b/variables.tf
index 1b7dc95..6a3fb76 100644
--- a/variables.tf
+++ b/variables.tf
@@ -1,9 +1,3 @@
-#variable "hetzner_token" {
-#  type        = string
-#  description = "hetzner dns token"
-#  sensitive   = true
-#}
-
 variable "email" {
   type        = string
   description = "email for letsencrypt registration"