diff --git a/.github/workflows/terraform-terragrunt.yml b/.github/workflows/terraform-terragrunt.yml
index b31e303..9c860a1 100644
--- a/.github/workflows/terraform-terragrunt.yml
+++ b/.github/workflows/terraform-terragrunt.yml
@@ -11,6 +11,9 @@ on:
 jobs:
   terraform:
     runs-on: ubuntu-latest
+    env:
+      GITLAB_USERNAME: ${{ secrets.GITLAB_USERNAME }}
+      GITLAB_ACCESS_TOKEN: ${{ secrets.GITLAB_ACCESS_TOKEN }}
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
@@ -30,19 +33,17 @@ jobs:
           BRANCH_CONFIG=$(jq -r --arg branch "$BRANCH_NAME" '.branches[$branch] // .branches.default' $CONFIG_FILE)
           TF_WORKSPACE=$(echo $BRANCH_CONFIG | jq -r '.TF_WORKSPACE')
           TG_WORKDIR=$(echo $BRANCH_CONFIG | jq -r '.TG_WORKDIR')
-
-          echo "TF_WORKSPACE=$TF_WORKSPACE" >> $GITHUB_ENV
           echo "TG_WORKDIR=$TG_WORKDIR" >> $GITHUB_ENV
           echo "TF_VERSION=$TF_VERSION" >> $GITHUB_ENV
           echo "TG_VERSION=$TG_VERSION" >> $GITHUB_ENV
+          echo "THE_TF_WORKSPACE=$TF_WORKSPACE" >> $GITHUB_ENV
 
       - name: Set up Terraform CLI
         uses: hashicorp/setup-terraform@v3
         with:
           terraform_version: ${{ env.TF_VERSION }}
           terraform_wrapper: true
-          cli_config_credentials_token: ${{ secrets.TF_API_TOKEN }}
-
+          
       - name: Set up Terragrunt CLI
         run: |
           wget -qO /tmp/terragrunt https://github.com/gruntwork-io/terragrunt/releases/download/v${{ env.TG_VERSION }}/terragrunt_linux_amd64
@@ -70,4 +71,4 @@ jobs:
       - name: Display success message
         if: github.event_name == 'workflow_dispatch'
         run: |
-          echo "🚀 Terraform Terragrunt Action triggered manually!"
+          echo "🚀 Terraform Terragrunt Action triggered manually!"
\ No newline at end of file
diff --git a/config.json b/config.json
index 92c8629..64547ed 100644
--- a/config.json
+++ b/config.json
@@ -13,6 +13,10 @@
     "dev": {
       "TF_WORKSPACE": "dev-project",
       "TG_WORKDIR": "environment/dev"
+    },
+    "gitlab-state": {
+      "TF_WORKSPACE": "prod-project",
+      "TG_WORKDIR": "environment/stage"
     }
   }
 }
diff --git a/terragrunt.hcl b/terragrunt.hcl
index 747b913..6ecdc69 100644
--- a/terragrunt.hcl
+++ b/terragrunt.hcl
@@ -1,27 +1,23 @@
 # Define the Terraform backend configuration to use Terraform Cloud
 locals {
-  organization = "kintaro"
-  workspace_tags = "kintaro_devops"
+  project_id = "61383408"
 }
 
-
 generate "backend" {
   path      = "auto_generated_backend.tf"
   if_exists = "overwrite"
   contents  = <<EOF
 terraform {
-  cloud {
-    organization = "${local.organization}"
-    workspaces {
-      tags = ["${local.workspace_tags}"]
-    }
-  }
-  required_providers {
-    aws = {
-      source  = "hashicorp/aws"
-      version = "~> 5.0"
+    backend "http" {
+      address = "https://gitlab.com/api/v4/projects/${local.project_id}/terraform/state/${get_env("THE_TF_WORKSPACE")}"
+      lock_address = "https://gitlab.com/api/v4/projects/${local.project_id}/terraform/state/${get_env("THE_TF_WORKSPACE")}/lock"
+      unlock_address = "https://gitlab.com/api/v4/projects/${local.project_id}/terraform/state/${get_env("THE_TF_WORKSPACE")}/lock"
+      username = "${get_env("GITLAB_USERNAME")}"
+      password = "${get_env("GITLAB_ACCESS_TOKEN")}"
+      lock_method = "POST"
+      unlock_method = "DELETE"
+      retry_wait_min = 5
     }
-  }
 }
 EOF
 }