diff --git a/defaults/main.yml b/defaults/main.yml
index c6c4b28..a5b39d1 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -5,5 +5,15 @@ apt_distribution_name: debian
 apt_distribution_release: bullseye
 apt_distribution_sections: main
 
+apt_repositories: []
+# Exemple:
+#   - name: incus
+#     key: https://pkgs.zabbly.com/key.asc
+#     url: https://pkgs.zabbly.com/incus/stable
+#     distribution_release: bookworm
+#     distribution_section: main
+
 apt_remove: []
 apt_install: []
+
+apt_full_upgrade: false
diff --git a/handlers/main.yml b/handlers/main.yml
new file mode 100644
index 0000000..5439909
--- /dev/null
+++ b/handlers/main.yml
@@ -0,0 +1,7 @@
+---
+# handlers file for apt
+
+- name: Mettre à jour le cache
+  ansible.builtin.apt:
+    update_cache: true
+  become: true
diff --git a/tasks/configuration.yml b/tasks/configuration.yml
new file mode 100644
index 0000000..a885656
--- /dev/null
+++ b/tasks/configuration.yml
@@ -0,0 +1,22 @@
+---
+# tasks file for apt
+
+- name: Déployer la configuration du gestionnaire
+  ansible.builtin.template:
+    src: apt.conf.j2
+    dest: /etc/apt/apt.conf.d/99-custom
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+  become: true
+  notify: Mettre à jour le cache
+
+- name: Déployer la configuration des sources
+  ansible.builtin.template:
+    src: "{{ apt_distribution_name }}-{{ apt_distribution_release }}.list.j2"
+    dest: /etc/apt/sources.list
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+  become: true
+  notify: Mettre à jour le cache
diff --git a/tasks/gestion.yml b/tasks/gestion.yml
new file mode 100644
index 0000000..0b277b3
--- /dev/null
+++ b/tasks/gestion.yml
@@ -0,0 +1,37 @@
+---
+# tasks file for apt
+
+- name: Construire la liste des paquets à désinstaller
+  ansible.builtin.set_fact:
+    apt_remove: "{{ apt_remove + specific }}"
+  when: specific | length > 0 
+  loop: "{{ lookup('ansible.builtin.varnames', '^apt_remove_.+', wantlist=True) }}"
+  vars:
+    specific: "{{ lookup('ansible.builtin.vars', item, default='') }}"
+
+- name: Désinstaller des paquets
+  ansible.builtin.apt:
+    state: absent
+    purge: true
+    autoremove: true
+    name: "{{ apt_remove }}"
+  become: true
+
+- name: Mettre à jour la distribution
+  become: true
+  ansible.builtin.apt:
+    upgrade: dist
+  when: apt_full_upgrade
+
+- name: Construire la liste des paquets à installer
+  ansible.builtin.set_fact:
+    apt_install: "{{ apt_install + specific }}"
+  when: specific | length > 0 
+  loop: "{{ lookup('ansible.builtin.varnames', '^apt_install_.+', wantlist=True) }}"
+  vars:
+    specific: "{{ lookup('ansible.builtin.vars', item, default='') }}"
+
+- name: Installer des paquets
+  ansible.builtin.apt:
+    name: "{{ apt_install }}"
+  become: true
diff --git a/tasks/main.yml b/tasks/main.yml
index a089c28..12e21c8 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,65 +1,18 @@
 ---
 # tasks file for apt
 
-- name: Déployer la configuration du gestionnaire
-  ansible.builtin.template:
-    src: apt.conf.j2
-    dest: /etc/apt/apt.conf.d/99-custom
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=r
-  become: true
+- name: Importer les tâches de configuration
+  ansible.builtin.import_tasks:
+    file: configuration.yml
 
-- name: Déployer la configuration des sources
-  ansible.builtin.template:
-    src: "{{ apt_distribution_name }}-{{ apt_distribution_release }}.list.j2"
-    dest: /etc/apt/sources.list
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=r
-  become: true
+- name: Importer les tâches d'ajout de dépôts tiers
+  ansible.builtin.import_tasks:
+    file: repositories.yml
+  when: apt_repositories | length > 0
 
-- name: Mettre à jour le cache
-  ansible.builtin.apt:
-    name: sudo
-  become: true
+- name: Exécuter les handlers
+  meta: flush_handlers
 
-- name: Installer sudo
-  ansible.builtin.apt:
-    name: sudo
-  become: true
-
-- name: Construire la liste des paquets à désinstaller
-  ansible.builtin.set_fact:
-    apt_remove: "{{ apt_remove + specific }}"
-  when: specific | length > 0 
-  loop: "{{ lookup('ansible.builtin.varnames', '^apt_remove_.+', wantlist=True) }}"
-  vars:
-    specific: "{{ lookup('ansible.builtin.vars', item, default='') }}"
-
-- name: Désinstaller des paquets
-  ansible.builtin.apt:
-    state: absent
-    purge: true
-    autoremove: true
-    name: "{{ apt_remove }}"
-  become: true
-
-- name: Mettre à jour la distribution
-  become: true
-  ansible.builtin.apt:
-    update_cache: true
-    upgrade: dist
-
-- name: Construire la liste des paquets à installer
-  ansible.builtin.set_fact:
-    apt_install: "{{ apt_install + specific }}"
-  when: specific | length > 0 
-  loop: "{{ lookup('ansible.builtin.varnames', '^apt_install_.+', wantlist=True) }}"
-  vars:
-    specific: "{{ lookup('ansible.builtin.vars', item, default='') }}"
-
-- name: Installer des paquets
-  ansible.builtin.apt:
-    name: "{{ apt_install }}"
-  become: true
+- name: Importer les tâches de gestion de paquets
+  ansible.builtin.import_tasks:
+    file: gestion.yml
diff --git a/tasks/repositories.yml b/tasks/repositories.yml
new file mode 100644
index 0000000..aa40b49
--- /dev/null
+++ b/tasks/repositories.yml
@@ -0,0 +1,26 @@
+---
+# tasks file for apt
+
+- name: Télécharger la clef du dépôt
+  ansible.builtin.get_url:
+    url: "{{ item.key }}"
+    dest: "/etc/apt/keyrings/{{ item.name }}.asc"
+    mode: u=rw,g=r,o=r
+  become: true
+  loop: "{{ apt_repositories }}"
+  loop_control:
+    label: "{{ item.name }}"
+  notify: Mettre à jour le cache
+
+- name: Ajouter le dépôt
+  ansible.builtin.template:
+    src: repository.list.j2
+    dest: /etc/apt/sources.list.d/{{ item.name }}.list
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+  become: true
+  loop: "{{ apt_repositories }}"
+  loop_control:
+    label: "{{ item.name }}"
+  notify: Mettre à jour le cache
diff --git a/templates/repository.list.j2 b/templates/repository.list.j2
new file mode 100644
index 0000000..c77d276
--- /dev/null
+++ b/templates/repository.list.j2
@@ -0,0 +1,3 @@
+# {{ ansible_managed }}
+
+deb [signed-by=/etc/apt/keyrings/{{ item.name }}.asc] {{ item.url }} {{ item.distribution_release }} {{ item.distribution_section }}