diff --git a/.tflint.hcl b/.tflint.hcl
index c1f9cfe..256b6bf 100644
--- a/.tflint.hcl
+++ b/.tflint.hcl
@@ -1,88 +1,88 @@
 plugin "terraform" {
   enabled = true
-  version = "0.2.2"
+  version = "0.3.0"
   source  = "github.com/terraform-linters/tflint-ruleset-terraform"
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_comment_syntax.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_comment_syntax.md
 rule "terraform_comment_syntax" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_deprecated_index.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_deprecated_index.md
 rule "terraform_deprecated_index" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_deprecated_interpolation.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_deprecated_interpolation.md
 rule "terraform_deprecated_interpolation" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_documented_outputs.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_documented_outputs.md
 rule "terraform_documented_outputs" {
   enabled = false
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_documented_variables.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_documented_variables.md
 rule "terraform_documented_variables" {
   enabled = false
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_empty_list_equality.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_empty_list_equality.md
 rule "terraform_empty_list_equality" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_module_pinned_source.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_module_pinned_source.md
 rule "terraform_module_pinned_source" {
   enabled = true
   style   = "semver"
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_module_version.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_module_version.md
 rule "terraform_module_version" {
   enabled = true
   exact   = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_naming_convention.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_naming_convention.md
 rule "terraform_naming_convention" {
   enabled = true
   format  = "snake_case"
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_required_providers.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_required_providers.md
 rule "terraform_required_providers" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_required_version.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_required_version.md
 rule "terraform_required_version" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_standard_module_structure.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_standard_module_structure.md
 rule "terraform_standard_module_structure" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_typed_variables.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_typed_variables.md
 rule "terraform_typed_variables" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_unused_declarations.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_unused_declarations.md
 rule "terraform_unused_declarations" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_unused_required_providers.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_unused_required_providers.md
 rule "terraform_unused_required_providers" {
   enabled = true
 }
 
-# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.2.2/docs/rules/terraform_workspace_remote.md
+# https://github.com/terraform-linters/tflint-ruleset-terraform/blob/v0.3.0/docs/rules/terraform_workspace_remote.md
 rule "terraform_workspace_remote" {
   enabled = true
 }
@@ -90,7 +90,7 @@ rule "terraform_workspace_remote" {
 # https://github.com/terraform-linters/tflint-ruleset-aws/blob/master/docs/configuration.md
 plugin "aws" {
   enabled = true
-  version = "0.22.1"
+  version = "0.23.1"
   source  = "github.com/terraform-linters/tflint-ruleset-aws"
 
   deep_check = true