diff --git a/.github/workflows/terraform-microk8s-apply.yml b/.github/workflows/terraform-microk8s-apply.yml
index aa60ef3..28aab7a 100644
--- a/.github/workflows/terraform-microk8s-apply.yml
+++ b/.github/workflows/terraform-microk8s-apply.yml
@@ -34,7 +34,7 @@ jobs:
       - name: Setup Kubernetes Environment
         uses: ./.github/actions/setup-k8s-env
         with:
-          vault-master_password: ${{ secrets.VAULT_MASTER_PASSWORD }}
+          vault-master-password: ${{ secrets.VAULT_MASTER_PASSWORD }}
           ansible-user: ${{ secrets.ANSIBLE_USER }}
 
       - name: Terraform Apply