diff --git a/molecule/default/collections.yml b/molecule/default/collections.yml
index b869f41..020687f 100644
--- a/molecule/default/collections.yml
+++ b/molecule/default/collections.yml
@@ -1,4 +1,5 @@
 ---
+
 collections:
   - name: community.docker
   - name: community.general
diff --git a/molecule/default/converge.yml b/molecule/default/converge.yml
index 0efb2fc..435a7ab 100644
--- a/molecule/default/converge.yml
+++ b/molecule/default/converge.yml
@@ -1,14 +1,14 @@
 ---
 - name: Converge
   hosts: all
-  become: yes
-  gather_facts: yes
+  become: true
+  gather_facts: true
 
   roles:
     - role: ansible-role-bareos_fd
-      bareos_fd_backup_configurations: yes
-      bareos_fd_install_debug_packages: yes
-      bareos_fd_encryption_enabled: yes
+      bareos_fd_backup_configurations: true
+      bareos_fd_install_debug_packages: true
+      bareos_fd_encryption_enabled: true
       bareos_fd_encryption_private_key: |
         -----BEGIN RSA PRIVATE KEY-----
         MIIJKAIBAAKCAgEAvFS5DDxBm2Hgf6LM2QnU3eKTw6PHpCBESjuqoKDnwnjL9wXH
@@ -88,13 +88,13 @@
       bareos_fd_directors:
         - name: "bareos-dir"
           password: "secretpassword"
-          monitor: no
-          connection_from_client_to_director: yes
-          connection_from_director_to_client: no
-          tls_enable: yes
-          tls_verify_peer: no
+          monitor: false
+          connection_from_client_to_director: true
+          connection_from_director_to_client: false
+          tls_enable: true
+          tls_verify_peer: false
         - name: "disabled-director"
-          enabled: no
+          enabled: false
       bareos_fd_messages:
         - name: "Standard"
           director:
@@ -115,6 +115,11 @@
             - "!skipped"
             - "!saved"
         - name: "disabled-message"
-          enabled: no
+          enabled: false
       bareos_fd_plugins:
         - mariabackup
+        - mysql
+        - postgresql
+        # TODO disabled as package `bareos-filedaemon-ldap-python-plugin`
+        # has broken dependencies on Debian (python-ldap instead of python3-ldap)
+        #  - ldap
diff --git a/molecule/default/molecule.yml b/molecule/default/molecule.yml
index e918d24..0440f3a 100644
--- a/molecule/default/molecule.yml
+++ b/molecule/default/molecule.yml
@@ -2,6 +2,7 @@
 #
 # Ansible managed
 #
+
 dependency:
   name: galaxy
   options:
diff --git a/molecule/default/prepare.yml b/molecule/default/prepare.yml
index c980188..4d0a5dd 100644
--- a/molecule/default/prepare.yml
+++ b/molecule/default/prepare.yml
@@ -1,10 +1,10 @@
 ---
 - name: Prepare
   hosts: all
-  become: yes
-  gather_facts: no
+  become: true
+  gather_facts: false
 
   roles:
     - role: robertdebock.bootstrap
     - role: adfinis.bareos_repository
-      bareos_repository_enable_tracebacks: yes
+      bareos_repository_enable_tracebacks: true
diff --git a/molecule/default/verify.yml b/molecule/default/verify.yml
index 4f4d6d8..e0719ac 100644
--- a/molecule/default/verify.yml
+++ b/molecule/default/verify.yml
@@ -1,8 +1,8 @@
 ---
 - name: Verify
   hosts: all
-  become: yes
-  gather_facts: no
+  become: true
+  gather_facts: true
 
   tasks:
     - name: Check if port 9102 is listening
@@ -16,3 +16,20 @@
       register: bareos_fd_test_config
       failed_when:
         - bareos_fd_test_config.stdout_lines is search("There are configuration warnings")
+
+    # have to be specified in converge.yml: `bareos_fd_plugins`
+    - name: Check if plugin packages were installed
+      ansible.builtin.package:
+        name:
+          - bareos-filedaemon-mariabackup-python-plugin
+          - bareos-filedaemon-postgresql-python-plugin
+          # TODO disabled as package `bareos-filedaemon-ldap-python-plugin`
+          # has broken dependencies on Debian (python-ldap instead of python3-ldap)
+          # - bareos-filedaemon-ldap-python-plugin
+        state: present
+      check_mode: true
+      diff: true
+      register: _result
+      failed_when: _result.changed
+      when:
+        - ansible_facts.os_family != "Archlinux"  # not supported for FD Plugins
diff --git a/requirements.txt b/requirements.txt
index dba7154..76ee97c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,7 @@
 # Pinning ansible-compat version due to [bug](https://github.com/ansible-community/molecule/issues/3903)
-ansible-compat == 3.0.2
-molecule == 5.*
-molecule-plugins[docker] == 23.*
+ansible-compat == 4.*
+molecule == 6.*
+molecule-plugins == 23.*
+docker == 7.*
 ansible-lint == 6.*
 paramiko == 3.*
diff --git a/requirements.yml b/requirements.yml
index bb33858..0ee4cb4 100644
--- a/requirements.yml
+++ b/requirements.yml
@@ -5,3 +5,4 @@ roles:
 
 collections:
   - name: community.crypto
+  - name: community.general
diff --git a/tasks/main.yml b/tasks/main.yml
index 020dce3..93b9423 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,6 +1,12 @@
 ---
 # tasks file for bareos_fd
 
+- name: Include OS-specific vars
+  ansible.builtin.include_vars: "{{ item }}"
+  with_first_found:
+    - "{{ ansible_facts.distribution }}_{{ ansible_facts.distribution_major_version }}.yml"
+    - "{{ ansible_facts.os_family }}.yml"
+
 - name: Import assert.yml
   ansible.builtin.import_tasks:
     file: assert.yml
diff --git a/tasks/plugins.yml b/tasks/plugins.yml
index 472f72a..7f05f79 100644
--- a/tasks/plugins.yml
+++ b/tasks/plugins.yml
@@ -1,12 +1,18 @@
 ---
 
-- name: plugins | Get Bareos plugin package names
+- name: plugins | Get data
   ansible.builtin.set_fact:
-    _plugin_packages:
-      "{{ bareos_fd_plugin_list | selectattr('name', 'match', item) | map(attribute='package_name') }}"
+    _plugin_data: >-
+      {{ _plugin_data + (bareos_fd_plugin_list | selectattr('name', 'equalto', item) | list) }}
   loop: "{{ bareos_fd_plugins }}"
+  vars:
+    _plugin_data: []  # empty list to append to
 
 - name: plugins | Install Bareos plugin packages
   ansible.builtin.package:
-    name: "{{ _plugin_packages }}"
+    name: "{{ item.packages }}"
     state: present
+  loop: "{{ _plugin_data }}"
+  notify:
+    - Check configuration
+    - Restart bareos-filedaemon
diff --git a/templates/myself.conf.j2 b/templates/myself.conf.j2
index 98bf9ca..f53bbea 100644
--- a/templates/myself.conf.j2
+++ b/templates/myself.conf.j2
@@ -24,21 +24,11 @@ Client {
 {% endif %}
 
 {#
-  bareos_fd_plugins is defined on host/group level,
-  while bareos_fd_plugin_list is a role var, with all available plugins
+#  `bareos_fd_plugins` is a list defined on host/group level,
+#  while `bareos_fd_plugin_name` and `bareos_fd_plugin_dir` are role vars
 #}
 {% if bareos_fd_plugins is defined %}
-{% for plugin in bareos_fd_plugins %}
-{% for item in bareos_fd_plugin_list if item.name == plugin %}
-
-{% if item.plugin_dir is defined %}
-  Plugin Directory = "{{ item.plugin_dir }}"
-{% endif %}
-{% if item.plugin_names is defined %}
-  Plugin Names = "{{ item.plugin_names }}"
-{% endif %}
-
-{% endfor %}
-{% endfor %}
+  Plugin Names = "{{ bareos_fd_plugin_name }}"
+  Plugin Directory = "{{ bareos_fd_plugin_dir }}"
 {% endif %}
 }
diff --git a/vars/Archlinux.yml b/vars/Archlinux.yml
new file mode 100644
index 0000000..3d4653c
--- /dev/null
+++ b/vars/Archlinux.yml
@@ -0,0 +1,9 @@
+---
+
+bareos_fd_encryption_packages:
+  - python-cryptography
+
+bareos_fd_service: bareos-fd
+
+bareos_fd_debug_packages:
+  - bareos-devel
diff --git a/vars/CentOS_7.yml b/vars/CentOS_7.yml
new file mode 120000
index 0000000..105e630
--- /dev/null
+++ b/vars/CentOS_7.yml
@@ -0,0 +1 @@
+RedHat_7.yml
\ No newline at end of file
diff --git a/vars/Debian.yml b/vars/Debian.yml
new file mode 100644
index 0000000..f9bece5
--- /dev/null
+++ b/vars/Debian.yml
@@ -0,0 +1,25 @@
+---
+
+bareos_fd_debug_packages:
+  - bareos-dbg
+  - gdb
+
+bareos_fd_plugin_dir: "/usr/lib/bareos/plugins"
+bareos_fd_plugin_name: python3
+bareos_fd_plugin_list:
+  - name: mariabackup
+    packages:
+      - bareos-filedaemon-mariabackup-python-plugin
+
+  - name: mysql
+    packages:
+      - python3-mysqldb
+
+  - name: postgresql
+    packages:
+      - bareos-filedaemon-postgresql-python-plugin
+
+  - name: ldap
+    packages:
+      - python3-ldap
+      - bareos-filedaemon-ldap-python-plugin
diff --git a/vars/RedHat.yml b/vars/RedHat.yml
new file mode 100644
index 0000000..ff0a2e1
--- /dev/null
+++ b/vars/RedHat.yml
@@ -0,0 +1,26 @@
+---
+
+bareos_fd_debug_packages:
+  - bareos-filedaemon-debuginfo
+  - gdb
+
+bareos_fd_plugin_dir: "/usr/lib64/bareos/plugins"
+bareos_fd_plugin_name: python3
+bareos_fd_plugin_list:
+  - name: mariabackup
+    packages:
+      - bareos-filedaemon-mariabackup-python-plugin
+
+  # TODO RHEL offers no python-mysqlclient package per default.
+  # Check if PyMySQL is working with the plugin
+  - name: mysql
+    packages:
+      - python3-PyMySQL
+
+  - name: postgresql
+    packages:
+      - bareos-filedaemon-postgresql-python-plugin
+
+  - name: ldap
+    packages:
+      - bareos-filedaemon-ldap-python-plugin
diff --git a/vars/RedHat_7.yml b/vars/RedHat_7.yml
new file mode 100644
index 0000000..f584714
--- /dev/null
+++ b/vars/RedHat_7.yml
@@ -0,0 +1,27 @@
+---
+
+bareos_fd_encryption_packages:
+  - python2-cryptography
+
+bareos_fd_debug_packages:
+  - bareos-debuginfo
+  - gdb
+
+bareos_fd_plugin_dir: "/usr/lib64/bareos/plugins"
+bareos_fd_plugin_name: python
+bareos_fd_plugin_list:
+  - name: mariabackup
+    packages:
+      - bareos-filedaemon-mariabackup-python-plugin
+
+  - name: mysql
+    packages:
+      - MySQL-python
+
+  - name: postgresql
+    packages:
+      - bareos-filedaemon-postgresql-python-plugin
+
+  - name: ldap
+    packages:
+      - bareos-filedaemon-ldap-python-plugin
diff --git a/vars/Suse.yml b/vars/Suse.yml
new file mode 100644
index 0000000..6486726
--- /dev/null
+++ b/vars/Suse.yml
@@ -0,0 +1,23 @@
+---
+
+bareos_fd_debug_packages:
+  - gdb
+
+bareos_fd_plugin_dir: "/usr/lib64/bareos/plugins"
+bareos_fd_plugin_name: python3
+bareos_fd_plugin_list:
+  - name: mariabackup
+    packages:
+      - bareos-filedaemon-mariabackup-python-plugin
+
+  - name: mysql
+    packages:
+      - python3-mysqlclient
+
+  - name: postgresql
+    packages:
+      - bareos-filedaemon-postgresql-python-plugin
+
+  - name: ldap
+    packages:
+      - bareos-filedaemon-ldap-python-plugin
diff --git a/vars/main.yml b/vars/main.yml
index 3c55bb4..74ade9d 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -1,49 +1,12 @@
 ---
 # vars file for bareos_fd
 
-# A map to define the packages to install for encryption.
-_bareos_fd_encryption_packages:
-  default:
-    - python3-cryptography
-  Archlinux:
-    - python-cryptography
-  RedHat-7:
-    - python2-cryptography
-bareos_fd_encryption_packages: "{{ _bareos_fd_encryption_packages[ansible_os_family ~ '-' ~ ansible_distribution_major_version] | default(_bareos_fd_encryption_packages[ansible_os_family]) | default(_bareos_fd_encryption_packages['default']) }}"
+bareos_fd_encryption_packages:
+  - python3-cryptography
 
-# A map to define the service name to manage.
-_bareos_fd_service:
-  default: bareos-filedaemon
-  Archlinux: bareos-fd
-bareos_fd_service: "{{ _bareos_fd_service[ansible_os_family] | default(_bareos_fd_service['default']) }}"
+bareos_fd_service: bareos-filedaemon
+bareos_fd_plugin_name: python3
 
-# A map to define the packages to install for debugging.
-_bareos_fd_debug_packages:
-  default:
-    - bareos-filedaemon-debuginfo
-    - gdb
-  Archlinux:
-    - bareos-devel
-  Debian:
-    - bareos-dbg
-    - gdb
-  RedHat-7:
-    - bareos-debuginfo
-    - gdb
-bareos_fd_debug_packages: "{{ _bareos_fd_debug_packages[ansible_os_family ~ '-' ~ ansible_distribution_major_version] | default(_bareos_fd_debug_packages[ansible_os_family]) | default(_bareos_fd_debug_packages['default']) }}"
-
-# A list of Bareos FD plugins and their packages
-bareos_fd_plugin_list:
-  - name: mariabackup
-    package_name: bareos-filedaemon-mariabackup-python-plugin
-    plugin_dir: "/usr/lib64/bareos/plugins"
-    plugin_names: python3
-  - name: mysql
-    plugin_dir: "/usr/lib64/bareos/plugins"
-    plugin_names: python3
-  - name: postgresql
-    package_name: bareos-filedaemon-postgresql-python-plugin
-    plugin_dir: "/usr/lib64/bareos/plugins"
-    plugin_names: python3
-  - name: ldap
-    package_name: bareos-filedaemon-ldap-python-plugin
+# define the following stuff on Distro level (vars/<Distro.yml>). If a Distro is not there, it's not supported.
+# bareos_fd_plugin_list: every distro might have different package names and dependencies
+# bareos_fd_plugin_dir: /usr/lib on Debian, /usr/lib64 on "others"