diff --git a/defaults/main.yml b/defaults/main.yml
index 2803d32..7d4fd1b 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -11,7 +11,7 @@ renew_vault_certificates_cert_dest: /opt/vault/tls/cert.pem
 renew_vault_certificates_key_dest: /opt/vault/tls/key.pem
 renew_vault_certificates_info:
   issuer_path: pki/issue/your-issuer
-  common_name: openstack01.ednz.fr
+  common_name: vault01.example.com
   ttl: 90d
   include_localhost: true
   include_consul_service: false
diff --git a/molecule/default/prepare.yml b/molecule/default/prepare.yml
new file mode 100644
index 0000000..de48134
--- /dev/null
+++ b/molecule/default/prepare.yml
@@ -0,0 +1,15 @@
+---
+- name: Prepare
+  hosts: all
+  tasks:
+    - name: "Create group vault"
+      ansible.builtin.group:
+        name: "vault"
+        state: present
+
+    - name: "Create user vault"
+      ansible.builtin.user:
+        name: "vault"
+        group: "vault"
+        shell: /bin/false
+        state: present
diff --git a/tasks/configure.yml b/tasks/configure.yml
index 1143038..69d61ea 100644
--- a/tasks/configure.yml
+++ b/tasks/configure.yml
@@ -5,7 +5,7 @@
     - "systemctl-enable-vault-certs"
     - "systemctl-restart-vault-certs"
   block:
-    - name: "Copy vault_cert.pem.tpl template"
+    - name: "Copy vault_config.hcl template"
       ansible.builtin.template:
         src: vault_config.hcl.j2
         dest: "{{ renew_vault_certificates_config_dir }}/vault_config.hcl"
@@ -15,7 +15,7 @@
 
     - name: "Copy vault_cert.pem.tpl template"
       ansible.builtin.template:
-        src: vault_cert.tpl.j2
+        src: vault_cert.pem.tpl.j2
         dest: "{{ renew_vault_certificates_config_dir }}/templates/vault_cert.pem.tpl"
         owner: "{{ renew_vault_certificates_vault_user }}"
         group: "{{ renew_vault_certificates_vault_group }}"
diff --git a/tasks/prerequisites.yml b/tasks/prerequisites.yml
index 5147449..fcd0be4 100644
--- a/tasks/prerequisites.yml
+++ b/tasks/prerequisites.yml
@@ -15,3 +15,11 @@
     owner: "{{ renew_vault_certificates_vault_user }}"
     group: "{{ renew_vault_certificates_vault_group }}"
     mode: '0755'
+
+- name: "Create directory {{ renew_vault_certificates_config_dir }}/templates"
+  ansible.builtin.file:
+    path: "{{ renew_vault_certificates_config_dir }}/templates"
+    state: directory
+    owner: "{{ renew_vault_certificates_vault_user }}"
+    group: "{{ renew_vault_certificates_vault_group }}"
+    mode: '0755'