diff --git a/.drone.jsonnet b/.drone.jsonnet
index b82d8be..6c48934 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -112,6 +112,7 @@ local PipelineRelease = {
     'testing-centos7',
     'testing-rocky8',
     'testing-opensuse15',
+    'testing-debian11',
   ],
   trigger: {
     ref: ['refs/heads/main', 'refs/tags/**', 'refs/pull/**'],
@@ -207,6 +208,7 @@ local PipelineNotification = {
   PipelineTesting(scenario='centos7'),
   PipelineTesting(scenario='rocky8'),
   PipelineTesting(scenario='opensuse15'),
+  PipelineTesting(scenario='debian11'),
   PipelineRelease,
   PipelineDocumentation,
   PipelineNotification,
diff --git a/.drone.yml b/.drone.yml
index 599d6d8..0d3a753 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -170,6 +170,40 @@ trigger:
 depends_on:
   - linting
 
+---
+kind: pipeline
+name: testing-debian11
+
+platform:
+  os: linux
+  arch: amd64
+
+concurrency:
+  limit: 1
+
+workspace:
+  base: /drone/src
+  path: redis
+
+steps:
+  - name: molecule
+    image: thegeeklab/molecule:3
+    commands:
+      - molecule test -s debian11
+    environment:
+      HCLOUD_TOKEN:
+        from_secret: hcloud_token
+      PY_COLORS: 1
+
+trigger:
+  ref:
+    - refs/heads/main
+    - refs/tags/**
+    - refs/pull/**
+
+depends_on:
+  - linting
+
 ---
 kind: pipeline
 name: release
@@ -209,6 +243,7 @@ depends_on:
   - testing-centos7
   - testing-rocky8
   - testing-opensuse15
+  - testing-debian11
 
 ---
 kind: pipeline
@@ -293,6 +328,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 8ece82098addbb6ded7dcf88cb75e03dd0d028840224bb4b5168b3be35f8e9dc
+hmac: 34bdef932a311ec6826159aa17bd1e21fb0327281d7e5a17c8b5093e6a84df56
 
 ...
diff --git a/molecule/debian11/converge.yml b/molecule/debian11/converge.yml
new file mode 100644
index 0000000..c450aa2
--- /dev/null
+++ b/molecule/debian11/converge.yml
@@ -0,0 +1,8 @@
+---
+- name: Converge
+  hosts: all
+  vars:
+    redis_apt_cache_update: True
+
+  roles:
+    - role: redis
diff --git a/molecule/debian11/create.yml b/molecule/debian11/create.yml
new file mode 100644
index 0000000..6331f47
--- /dev/null
+++ b/molecule/debian11/create.yml
@@ -0,0 +1,121 @@
+---
+- name: Create
+  hosts: localhost
+  connection: local
+  gather_facts: false
+  no_log: "{{ molecule_no_log }}"
+  vars:
+    ssh_port: 22
+    ssh_user: root
+    ssh_path: "{{ lookup('env', 'MOLECULE_EPHEMERAL_DIRECTORY') }}/ssh_key"
+  tasks:
+    - name: Create SSH key
+      user:
+        name: "{{ lookup('env', 'USER') }}"
+        generate_ssh_key: true
+        ssh_key_file: "{{ ssh_path }}"
+        force: true
+      register: generated_ssh_key
+
+    - name: Register the SSH key name
+      set_fact:
+        ssh_key_name: "molecule-generated-{{ 12345 | random | to_uuid }}"
+
+    - name: Register SSH key for test instance(s)
+      hcloud_ssh_key:
+        name: "{{ ssh_key_name }}"
+        public_key: "{{ generated_ssh_key.ssh_public_key }}"
+        state: present
+
+    - name: Create molecule instance(s)
+      hcloud_server:
+        name: "{{ item.name }}"
+        server_type: "{{ item.server_type }}"
+        ssh_keys:
+          - "{{ ssh_key_name }}"
+        image: "{{ item.image }}"
+        location: "{{ item.location | default(omit) }}"
+        datacenter: "{{ item.datacenter | default(omit) }}"
+        user_data: "{{ item.user_data | default(omit) }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: present
+      register: server
+      loop: "{{ molecule_yml.platforms }}"
+      async: 7200
+      poll: 0
+
+    - name: Wait for instance(s) creation to complete
+      async_status:
+        jid: "{{ item.ansible_job_id | string }}"
+      register: hetzner_jobs
+      until: hetzner_jobs.finished
+      retries: 300
+      loop: "{{ server.results }}"
+
+    - name: Create volume(s)
+      hcloud_volume:
+        name: "{{ item.name }}"
+        server: "{{ item.name }}"
+        location: "{{ item.location | default(omit) }}"
+        size: "{{ item.volume_size | default(10) }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: "present"
+      loop: "{{ molecule_yml.platforms }}"
+      when: item.volume | default(False) | bool
+      register: volumes
+      async: 7200
+      poll: 0
+
+    - name: Wait for volume(s) creation to complete
+      async_status:
+        jid: "{{ item.ansible_job_id | string }}"
+      register: hetzner_volumes
+      until: hetzner_volumes.finished
+      retries: 300
+      when: volumes.changed
+      loop: "{{ volumes.results }}"
+
+    # Mandatory configuration for Molecule to function.
+
+    - name: Populate instance config dict
+      set_fact:
+        instance_conf_dict:
+          {
+            "instance": "{{ item.hcloud_server.name }}",
+            "ssh_key_name": "{{ ssh_key_name }}",
+            "address": "{{ item.hcloud_server.ipv4_address }}",
+            "user": "{{ ssh_user }}",
+            "port": "{{ ssh_port }}",
+            "identity_file": "{{ ssh_path }}",
+            "volume": "{{ item.item.item.volume | default(False) | bool }}",
+            "from_snapshot": "{{ item.item.item.from_snapshot | default(False) | bool }}",
+          }
+      loop: "{{ hetzner_jobs.results }}"
+      register: instance_config_dict
+      when: server.changed | bool
+
+    - name: Convert instance config dict to a list
+      set_fact:
+        instance_conf: "{{ instance_config_dict.results | map(attribute='ansible_facts.instance_conf_dict') | list }}"
+      when: server.changed | bool
+
+    - name: Dump instance config
+      copy:
+        content: |
+          # Molecule managed
+
+          {{ instance_conf | to_nice_yaml(indent=2) }}
+        dest: "{{ molecule_instance_config }}"
+      when: server.changed | bool
+
+    - name: Wait for SSH
+      wait_for:
+        port: "{{ ssh_port }}"
+        host: "{{ item.address }}"
+        search_regex: SSH
+        delay: 10
+      loop: "{{ lookup('file', molecule_instance_config) | from_yaml }}"
+
+    - name: Wait for VM to settle down
+      pause:
+        seconds: 30
diff --git a/molecule/debian11/destroy.yml b/molecule/debian11/destroy.yml
new file mode 100644
index 0000000..c7da305
--- /dev/null
+++ b/molecule/debian11/destroy.yml
@@ -0,0 +1,78 @@
+---
+- name: Destroy
+  hosts: localhost
+  connection: local
+  gather_facts: false
+  no_log: "{{ molecule_no_log }}"
+  tasks:
+    - name: Check existing instance config file
+      stat:
+        path: "{{ molecule_instance_config }}"
+      register: cfg
+
+    - name: Populate the instance config
+      set_fact:
+        instance_conf: "{{ (lookup('file', molecule_instance_config) | from_yaml) if cfg.stat.exists else [] }}"
+
+    - name: Destroy molecule instance(s)
+      hcloud_server:
+        name: "{{ item.instance }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: absent
+      register: server
+      loop: "{{ instance_conf }}"
+      async: 7200
+      poll: 0
+
+    - name: Wait for instance(s) deletion to complete
+      async_status:
+        jid: "{{ item.ansible_job_id | string }}"
+      register: hetzner_jobs
+      until: hetzner_jobs.finished
+      retries: 300
+      loop: "{{ server.results }}"
+
+    - pause:
+        seconds: 5
+
+    - name: Destroy volume(s)
+      hcloud_volume:
+        name: "{{ item.instance }}"
+        server: "{{ item.instance }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        state: "absent"
+      register: volumes
+      loop: "{{ instance_conf }}"
+      when: item.volume | default(False) | bool
+      async: 7200
+      poll: 0
+
+    - name: Wait for volume(s) deletion to complete
+      async_status:
+        jid: "{{ item.ansible_job_id | string }}"
+      register: hetzner_volumes
+      until: hetzner_volumes.finished
+      retries: 300
+      when: volumes.changed
+      loop: "{{ volumes.results }}"
+
+    - name: Remove registered SSH key
+      hcloud_ssh_key:
+        name: "{{ instance_conf[0].ssh_key_name }}"
+        state: absent
+      when: (instance_conf | default([])) | length > 0
+
+    # Mandatory configuration for Molecule to function.
+
+    - name: Populate instance config
+      set_fact:
+        instance_conf: {}
+
+    - name: Dump instance config
+      copy:
+        content: |
+          # Molecule managed
+
+          {{ instance_conf | to_nice_yaml(indent=2) }}
+        dest: "{{ molecule_instance_config }}"
+      when: server.changed | bool
diff --git a/molecule/debian11/from_snapshot.yml b/molecule/debian11/from_snapshot.yml
new file mode 100644
index 0000000..b1f7805
--- /dev/null
+++ b/molecule/debian11/from_snapshot.yml
@@ -0,0 +1,47 @@
+---
+- block:
+    - name: Restart in rescue mode
+      hcloud_server:
+        name: "{{ item.instance }}"
+        ssh_keys:
+          - "{{ item.ssh_key_name }}"
+        api_token: "{{ lookup('env', 'HCLOUD_TOKEN') }}"
+        rescue_mode: linux64
+        state: restarted
+      async: 7200
+      poll: 0
+
+    - name: Wait for SSH
+      wait_for:
+        port: "{{ item.port }}"
+        host: "{{ item.address }}"
+        search_regex: SSH
+        delay: 10
+  delegate_to: localhost
+
+- name: Mount root user volume
+  mount:
+    path: /mnt/root
+    src: /dev/sda2
+    fstype: btrfs
+    opts: subvol=@/root
+    fstab: /tmp/fstab
+    state: mounted
+
+- name: Add ssh public key
+  authorized_key:
+    user: root
+    path: /mnt/root/.ssh/authorized_keys
+    key: "{{ lookup('file', item.identity_file + '.pub') }}"
+    state: present
+
+- name: Restart server
+  reboot:
+
+- name: Wait for SSH
+  wait_for:
+    port: "{{ item.port }}"
+    host: "{{ item.address }}"
+    search_regex: SSH
+    delay: 10
+  delegate_to: localhost
diff --git a/molecule/debian11/molecule.yml b/molecule/debian11/molecule.yml
new file mode 100644
index 0000000..13e509c
--- /dev/null
+++ b/molecule/debian11/molecule.yml
@@ -0,0 +1,23 @@
+---
+dependency:
+  name: galaxy
+  options:
+    role-file: molecule/requirements.yml
+  env:
+    ANSIBLE_GALAXY_DISPLAY_PROGRESS: "false"
+driver:
+  name: delegated
+platforms:
+  - name: debian-11-redis
+    server_type: cx11
+    image: debian-11
+lint: |
+  /usr/local/bin/flake8
+provisioner:
+  name: ansible
+  env:
+    ANSIBLE_FILTER_PLUGINS: ${ANSIBLE_FILTER_PLUGINS:-./plugins/filter}
+    ANSIBLE_LIBRARY: ${ANSIBLE_LIBRARY:-./library}
+  log: false
+verifier:
+  name: testinfra
diff --git a/molecule/debian11/prepare.yml b/molecule/debian11/prepare.yml
new file mode 100644
index 0000000..bef0d85
--- /dev/null
+++ b/molecule/debian11/prepare.yml
@@ -0,0 +1,37 @@
+---
+- name: Prepare
+  hosts: all
+  gather_facts: false
+  tasks:
+    - name: Check existing instance config file
+      stat:
+        path: "{{ molecule_instance_config }}"
+      register: cfg
+      delegate_to: localhost
+      run_once: true
+
+    - name: Populate the instance config
+      no_log: "{{ molecule_no_log }}"
+      set_fact:
+        instance_conf: "{{ (lookup('file', molecule_instance_config) | from_yaml) if cfg.stat.exists else [] }}"
+      delegate_to: localhost
+      run_once: true
+
+    - name: Prepare instance(s) from snapshot
+      no_log: "{{ molecule_no_log }}"
+      include_tasks: from_snapshot.yml
+      loop: "{{ instance_conf }}"
+      when:
+        - inventory_hostname == item.instance
+        - item.from_snapshot | bool
+
+    - name: Bootstrap python for Ansible
+      raw: |
+        command -v python3 python || (
+        (test -e /usr/bin/dnf && sudo dnf install -y python3) ||
+        (test -e /usr/bin/apt && (apt -y update && apt install -y python-minimal)) ||
+        (test -e /usr/bin/yum && sudo yum -y -qq install python3) ||
+        echo "Warning: Python not boostrapped due to unknown platform."
+        )
+      become: true
+      changed_when: false
diff --git a/molecule/debian11/tests/test_default.py b/molecule/debian11/tests/test_default.py
new file mode 100644
index 0000000..b9e76dc
--- /dev/null
+++ b/molecule/debian11/tests/test_default.py
@@ -0,0 +1,21 @@
+import os
+
+import testinfra.utils.ansible_runner
+
+testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
+    os.environ["MOLECULE_INVENTORY_FILE"]
+).get_hosts("all")
+
+
+def test_redis_running_and_enabled(host):
+    redis = host.service("redis-server")
+
+    assert redis.is_running
+    assert redis.is_enabled
+
+
+def test_redis_config(host):
+    assert "127.0.0.1" in host.run("redis-cli config get bind").stdout
+    assert "6379" in host.run("redis-cli config get port").stdout
+
+    assert "300" in host.run("redis-cli config get timeout").stdout