diff --git a/molecule/default_vagrant/converge.yml b/molecule/default_vagrant/converge.yml
new file mode 100644
index 0000000..3f5973f
--- /dev/null
+++ b/molecule/default_vagrant/converge.yml
@@ -0,0 +1,7 @@
+---
+- name: Converge
+  hosts: all
+  tasks:
+    - name: "Include ednxzu.dns_resolver_conf"
+      ansible.builtin.include_role:
+        name: "ednxzu.dns_resolver_conf"
diff --git a/molecule/default_vagrant/group_vars/all.yml b/molecule/default_vagrant/group_vars/all.yml
new file mode 100644
index 0000000..6305ef2
--- /dev/null
+++ b/molecule/default_vagrant/group_vars/all.yml
@@ -0,0 +1,2 @@
+---
+dns_resolv_conf_path: '/tmp'
diff --git a/molecule/default_vagrant/molecule.yml b/molecule/default_vagrant/molecule.yml
new file mode 100644
index 0000000..2b02360
--- /dev/null
+++ b/molecule/default_vagrant/molecule.yml
@@ -0,0 +1,35 @@
+---
+dependency:
+  name: galaxy
+  options:
+    requirements-file: ./requirements.yml
+driver:
+  name: vagrant
+  provider:
+    name: libvirt
+platforms:
+  - name: instance
+    box: generic/${MOLECULE_TEST_OS}
+    cpus: 4
+    memory: 4096
+provisioner:
+  name: ansible
+  config_options:
+    defaults:
+      remote_tmp: /tmp/.ansible
+verifier:
+  name: ansible
+scenario:
+  name: default_vagrant
+  test_sequence:
+    - dependency
+    - cleanup
+    - destroy
+    - syntax
+    - create
+    - prepare
+    - converge
+    - idempotence
+    - verify
+    - cleanup
+    - destroy
diff --git a/molecule/default_vagrant/requirements.yml b/molecule/default_vagrant/requirements.yml
new file mode 100644
index 0000000..e9320f9
--- /dev/null
+++ b/molecule/default_vagrant/requirements.yml
@@ -0,0 +1,3 @@
+---
+# requirements file for molecule
+roles: []
diff --git a/molecule/default_vagrant/verify.yml b/molecule/default_vagrant/verify.yml
new file mode 100644
index 0000000..b5df94b
--- /dev/null
+++ b/molecule/default_vagrant/verify.yml
@@ -0,0 +1,47 @@
+---
+- name: Verify
+  hosts: all
+  gather_facts: true
+  tasks:
+    - name: "Test: file /etc/hosts"
+      block:
+        - name: "Stat file /etc/hosts"
+          ansible.builtin.stat:
+            path: "/etc/hosts"
+          register: stat_etc_hosts
+
+        - name: "Verify file /etc/hosts"
+          vars:
+            etc_hosts_group:
+              ubuntu: "adm"
+              debian: "root"
+          ansible.builtin.assert:
+            that:
+              - stat_etc_hosts.stat.exists
+              - stat_etc_hosts.stat.isreg
+              - stat_etc_hosts.stat.pw_name == 'root'
+              - stat_etc_hosts.stat.gr_name == etc_hosts_group[(ansible_distribution|lower)]
+
+    - name: "Test: file /tmp/resolv.conf"
+      block:
+        - name: "Stat file /tmp/resolv.conf"
+          ansible.builtin.stat:
+            path: "/tmp/resolv.conf"
+          register: stat_tmp_resolv_conf
+
+        - name: "Slurp file /tmp/resolv.conf"
+          ansible.builtin.slurp:
+            src: "/tmp/resolv.conf"
+          register: slurp_tmp_resolv_conf
+
+        - name: "Verify file /tmp/resolv.conf"
+          ansible.builtin.assert:
+            that:
+              - stat_tmp_resolv_conf.stat.exists
+              - stat_tmp_resolv_conf.stat.isreg
+              - stat_tmp_resolv_conf.stat.pw_name == 'root'
+              - stat_tmp_resolv_conf.stat.gr_name == 'root'
+              - stat_tmp_resolv_conf.stat.mode == '0644'
+              - "'search local.lan' in (slurp_tmp_resolv_conf.content|b64decode)"
+              - "'nameserver 1.1.1.1' in (slurp_tmp_resolv_conf.content|b64decode)"
+              - "'nameserver 8.8.8.8' in (slurp_tmp_resolv_conf.content|b64decode)"
diff --git a/molecule/with_custom_config_vagrant/converge.yml b/molecule/with_custom_config_vagrant/converge.yml
new file mode 100644
index 0000000..3f5973f
--- /dev/null
+++ b/molecule/with_custom_config_vagrant/converge.yml
@@ -0,0 +1,7 @@
+---
+- name: Converge
+  hosts: all
+  tasks:
+    - name: "Include ednxzu.dns_resolver_conf"
+      ansible.builtin.include_role:
+        name: "ednxzu.dns_resolver_conf"
diff --git a/molecule/with_custom_config_vagrant/group_vars/all.yml b/molecule/with_custom_config_vagrant/group_vars/all.yml
new file mode 100644
index 0000000..573e7d6
--- /dev/null
+++ b/molecule/with_custom_config_vagrant/group_vars/all.yml
@@ -0,0 +1,12 @@
+---
+dns_resolv_conf_disable_resolvectl: true
+dns_resolv_conf_path: '/tmp'
+dns_resolv_conf_nameservers:
+  - "10.1.20.53"
+  - "10.1.20.54"
+dns_resolv_conf_domain: ""
+dns_resolv_conf_search:
+  - "example.org"
+  - "az1.example.org"
+dns_resolv_conf_sortlist: []
+dns_resolv_conf_options: [edns0, rotate]
diff --git a/molecule/with_custom_config_vagrant/molecule.yml b/molecule/with_custom_config_vagrant/molecule.yml
new file mode 100644
index 0000000..890cdd0
--- /dev/null
+++ b/molecule/with_custom_config_vagrant/molecule.yml
@@ -0,0 +1,35 @@
+---
+dependency:
+  name: galaxy
+  options:
+    requirements-file: ./requirements.yml
+driver:
+  name: vagrant
+  provider:
+    name: libvirt
+platforms:
+  - name: instance
+    box: generic/${MOLECULE_TEST_OS}
+    cpus: 4
+    memory: 4096
+provisioner:
+  name: ansible
+  config_options:
+    defaults:
+      remote_tmp: /tmp/.ansible
+verifier:
+  name: ansible
+scenario:
+  name: with_custom_config_vagrant
+  test_sequence:
+    - dependency
+    - cleanup
+    - destroy
+    - syntax
+    - create
+    - prepare
+    - converge
+    - idempotence
+    - verify
+    - cleanup
+    - destroy
diff --git a/molecule/with_custom_config_vagrant/requirements.yml b/molecule/with_custom_config_vagrant/requirements.yml
new file mode 100644
index 0000000..e9320f9
--- /dev/null
+++ b/molecule/with_custom_config_vagrant/requirements.yml
@@ -0,0 +1,3 @@
+---
+# requirements file for molecule
+roles: []
diff --git a/molecule/with_custom_config_vagrant/verify.yml b/molecule/with_custom_config_vagrant/verify.yml
new file mode 100644
index 0000000..e55cbec
--- /dev/null
+++ b/molecule/with_custom_config_vagrant/verify.yml
@@ -0,0 +1,48 @@
+---
+- name: Verify
+  hosts: all
+  gather_facts: true
+  tasks:
+    - name: "Test: file /etc/hosts"
+      block:
+        - name: "Stat file /etc/hosts"
+          ansible.builtin.stat:
+            path: "/etc/hosts"
+          register: stat_etc_hosts
+
+        - name: "Verify file /etc/hosts"
+          vars:
+            etc_hosts_group:
+              ubuntu: "adm"
+              debian: "root"
+          ansible.builtin.assert:
+            that:
+              - stat_etc_hosts.stat.exists
+              - stat_etc_hosts.stat.isreg
+              - stat_etc_hosts.stat.pw_name == 'root'
+              - stat_etc_hosts.stat.gr_name == etc_hosts_group[(ansible_distribution|lower)]
+
+    - name: "Test: file /tmp/resolv.conf"
+      block:
+        - name: "Stat file /tmp/resolv.conf"
+          ansible.builtin.stat:
+            path: "/tmp/resolv.conf"
+          register: stat_tmp_resolv_conf
+
+        - name: "Slurp file /tmp/resolv.conf"
+          ansible.builtin.slurp:
+            src: "/tmp/resolv.conf"
+          register: slurp_tmp_resolv_conf
+
+        - name: "Verify file /tmp/resolv.conf"
+          ansible.builtin.assert:
+            that:
+              - stat_tmp_resolv_conf.stat.exists
+              - stat_tmp_resolv_conf.stat.isreg
+              - stat_tmp_resolv_conf.stat.pw_name == 'root'
+              - stat_tmp_resolv_conf.stat.gr_name == 'root'
+              - stat_tmp_resolv_conf.stat.mode == '0644'
+              - "'search example.org az1.example.org' in (slurp_tmp_resolv_conf.content|b64decode)"
+              - "'nameserver 10.1.20.53' in (slurp_tmp_resolv_conf.content|b64decode)"
+              - "'nameserver 10.1.20.54' in (slurp_tmp_resolv_conf.content|b64decode)"
+              - "'options edns0 rotate' in (slurp_tmp_resolv_conf.content|b64decode)"
diff --git a/tasks/resolv_conf.yml b/tasks/resolv_conf.yml
index 69d355c..af45bbd 100644
--- a/tasks/resolv_conf.yml
+++ b/tasks/resolv_conf.yml
@@ -7,3 +7,4 @@
     owner: root
     group: root
     mode: '0644'
+  become: true
diff --git a/tasks/resolved_conf.yml b/tasks/resolved_conf.yml
index 2398ecc..087a3f7 100644
--- a/tasks/resolved_conf.yml
+++ b/tasks/resolved_conf.yml
@@ -7,3 +7,4 @@
     owner: root
     group: root
     mode: '0644'
+  become: true
diff --git a/tasks/systemd.yml b/tasks/systemd.yml
index 76b3e2f..b91f981 100644
--- a/tasks/systemd.yml
+++ b/tasks/systemd.yml
@@ -1,7 +1,12 @@
 ---
 # task/systemd file for dns_resolver_conf
+- name: "Populate service facts"
+  ansible.builtin.service_facts:
+
 - name: "Configure systemd-resolved"
   ansible.builtin.service:
     name: systemd-resolved
     enabled: "{{ 'true' if not dns_resolv_conf_disable_resolvectl else 'false' }}"
     state: "{{ 'started' if not dns_resolv_conf_disable_resolvectl else 'stopped' }}"
+  when: "'systemd-resolved.service' in ansible_facts.services"
+  become: true