diff --git a/meta/main.yml b/meta/main.yml
index 7080595..dba4f0d 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -4,13 +4,12 @@ galaxy_info:
   description: Deploy Yunohost with Ansible
   license: GPL-v3
   min_ansible_version: 2.10
-  galaxy_tags: [yunohost]
   platforms:
   - name: Debian
     versions:
-      - jessie
       - buster
-  categories:
+  galaxy_tags:
+    - yunohost
     - cloud
     - web
 
diff --git a/tasks/apps.yml b/tasks/apps.yml
index bf55203..6d2fb0c 100644
--- a/tasks/apps.yml
+++ b/tasks/apps.yml
@@ -10,7 +10,6 @@
 - name: Install yunohost apps
   ansible.builtin.command: yunohost app install {{ item.link }} \
      --label "{{ item.label }}" \
-     --args "{% for key, value in item.args.items() %}{{ key }}={{ value 
-    }}{% if not loop.last %}&{% endif %}{% endfor %}"
+     --args "{% for key, value in item.args.items() %}{{ key }}={{ value }}{% if not loop.last %}&{% endif %}{% endfor %}"
   with_items: "{{ ynh_apps }}"
   when: item.label not in ynh_installed_apps.values()
diff --git a/tasks/main.yml b/tasks/main.yml
index 0544997..1719b05 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -15,19 +15,19 @@
     url: "{{ ynh_install_script_url }}"
     dest: /tmp/install_yunohost.sh
     mode: 700
-  when: ynh_file_install.stat.exists == False
+  when: not ynh_file_install.stat.exists
 
 - name: Launch Yunohost install script
   ansible.builtin.command: /tmp/install_yunohost.sh -a
-  when: ynh_file_install.stat.exists == False
+  when: not ynh_file_install.stat.exists
 
 - name: Launch Yunohost postinstall
   ansible.builtin.command:
     yunohost tools postinstall \
       --domain "{{ ynh_main_domain }}" \
       --password "{{ ynh_admin_password }}" \
-      {% if ynh_ignore_dyndns_server == True %} --ignore-dyndns {% endif %}
-  when: ynh_file_install.stat.exists == False
+      {% if ynh_ignore_dyndns_server %} --ignore-dyndns {% endif %}
+  when: not ynh_file_install.stat.exists
 
 - name: Create extra domains
   ansible.builtin.include_tasks: domains.yml
@@ -35,6 +35,7 @@
 
 - name: Run first Yunohost diagnosis
   ansible.builtin.command: yunohost diagnosis run
+  when: not ynh_file_install.stat.exists
 
 - name: Install domain certificates
   ansible.builtin.command: yunohost domain cert-install