diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index dc01ee0..fa903e7 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -27,6 +27,8 @@ repos:
         args:
           - --args=--module
       - id: terraform_validate
+        args:
+          - --tf-init-args=-upgrade
   - repo: https://github.com/aquasecurity/tfsec
     rev: v1.28.1
     hooks:
diff --git a/modules/kubernetes-clusterip/README.md b/modules/kubernetes-clusterip/README.md
index 587c62a..b07907c 100644
--- a/modules/kubernetes-clusterip/README.md
+++ b/modules/kubernetes-clusterip/README.md
@@ -4,13 +4,13 @@
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13 |
-| <a name="requirement_kubernetes"></a> [kubernetes](#requirement\_kubernetes) | 2.20.0 |
+| <a name="requirement_kubernetes"></a> [kubernetes](#requirement\_kubernetes) | 2.21.1 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_kubernetes"></a> [kubernetes](#provider\_kubernetes) | 2.20.0 |
+| <a name="provider_kubernetes"></a> [kubernetes](#provider\_kubernetes) | 2.21.1 |
 
 ## Modules
 
@@ -20,7 +20,7 @@ No modules.
 
 | Name | Type |
 |------|------|
-| [kubernetes_service.clusterip](https://registry.terraform.io/providers/hashicorp/kubernetes/2.20.0/docs/resources/service) | resource |
+| [kubernetes_service.clusterip](https://registry.terraform.io/providers/hashicorp/kubernetes/2.21.1/docs/resources/service) | resource |
 
 ## Inputs
 
diff --git a/modules/kubernetes-clusterip/main.tf b/modules/kubernetes-clusterip/main.tf
index bf303d6..48119e7 100644
--- a/modules/kubernetes-clusterip/main.tf
+++ b/modules/kubernetes-clusterip/main.tf
@@ -3,7 +3,7 @@ terraform {
   required_providers {
     kubernetes = {
       source  = "hashicorp/kubernetes"
-      version = "2.20.0"
+      version = "2.21.1"
     }
   }
 }
diff --git a/modules/kubernetes-nodeport/README.md b/modules/kubernetes-nodeport/README.md
index a6f02a8..85e6a63 100644
--- a/modules/kubernetes-nodeport/README.md
+++ b/modules/kubernetes-nodeport/README.md
@@ -4,13 +4,13 @@
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13 |
-| <a name="requirement_kubernetes"></a> [kubernetes](#requirement\_kubernetes) | 2.20.0 |
+| <a name="requirement_kubernetes"></a> [kubernetes](#requirement\_kubernetes) | 2.21.1 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_kubernetes"></a> [kubernetes](#provider\_kubernetes) | 2.20.0 |
+| <a name="provider_kubernetes"></a> [kubernetes](#provider\_kubernetes) | 2.21.1 |
 
 ## Modules
 
@@ -20,7 +20,7 @@ No modules.
 
 | Name | Type |
 |------|------|
-| [kubernetes_service.nodeport](https://registry.terraform.io/providers/hashicorp/kubernetes/2.20.0/docs/resources/service) | resource |
+| [kubernetes_service.nodeport](https://registry.terraform.io/providers/hashicorp/kubernetes/2.21.1/docs/resources/service) | resource |
 
 ## Inputs
 
diff --git a/modules/kubernetes-nodeport/main.tf b/modules/kubernetes-nodeport/main.tf
index 4558ce2..1d23428 100644
--- a/modules/kubernetes-nodeport/main.tf
+++ b/modules/kubernetes-nodeport/main.tf
@@ -3,7 +3,7 @@ terraform {
   required_providers {
     kubernetes = {
       source  = "hashicorp/kubernetes"
-      version = "2.20.0"
+      version = "2.21.1"
     }
   }
 }