diff --git a/.github/workflows/deploy-cdktf-stacks.yml b/.github/workflows/deploy-cdktf-stacks.yml
index 3ee551c..45e7ec0 100644
--- a/.github/workflows/deploy-cdktf-stacks.yml
+++ b/.github/workflows/deploy-cdktf-stacks.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Setup Terraform
         uses: hashicorp/setup-terraform@633666f66e0061ca3b725c73b2ec20cd13a8fdd1
         with:
-          terraform_version: 1.6.5
+          terraform_version: 1.6.6
           cli_config_credentials_token: ${{ secrets.TF_CLOUD_TOKEN }}
           terraform_wrapper: false
 
diff --git a/.github/workflows/diff-cdktf-stacks.yml b/.github/workflows/diff-cdktf-stacks.yml
index 75b5c0d..9de7ad2 100644
--- a/.github/workflows/diff-cdktf-stacks.yml
+++ b/.github/workflows/diff-cdktf-stacks.yml
@@ -24,7 +24,7 @@ jobs:
       - name: Setup Terraform
         uses: hashicorp/setup-terraform@633666f66e0061ca3b725c73b2ec20cd13a8fdd1
         with:
-          terraform_version: 1.6.5
+          terraform_version: 1.6.6
           cli_config_credentials_token: ${{ secrets.TF_CLOUD_TOKEN }}
           terraform_wrapper: false