diff --git a/locales/en.json b/locales/en.json
index c370f821e..7a16ebd0c 100644
--- a/locales/en.json
+++ b/locales/en.json
@@ -274,9 +274,9 @@
     "log_dyndns_subscribe": "Subscribe to a YunoHost subdomain '{}'",
     "log_dyndns_update": "Update the ip associated with your YunoHost subdomain '{}'",
     "log_letsencrypt_cert_install": "Install Let's encrypt certificate on '{}' domain",
-    "log_permission_create": "Create permission '{permission}'",
-    "log_permission_delete": "Delete permission '{permission}'",
-    "log_permission_urls": "Update urls related to permission '{permission}'",
+    "log_permission_create": "Create permission '{}'",
+    "log_permission_delete": "Delete permission '{}'",
+    "log_permission_urls": "Update urls related to permission '{}'",
     "log_selfsigned_cert_install": "Install self signed certificate on '{}' domain",
     "log_letsencrypt_cert_renew": "Renew '{}' Let's encrypt certificate",
     "log_regen_conf": "Regenerate system configurations '{}'",
@@ -286,8 +286,8 @@
     "log_user_group_delete": "Delete '{}' group",
     "log_user_group_update": "Update '{}' group",
     "log_user_update": "Update information of '{}' user",
-    "log_user_permission_update": "Update accesses for permission '{permission}'",
-    "log_user_permission_reset": "Reset permission '{permission}'",
+    "log_user_permission_update": "Update accesses for permission '{}'",
+    "log_user_permission_reset": "Reset permission '{}'",
     "log_tools_maindomain": "Make '{}' as main domain",
     "log_tools_migrations_migrate_forward": "Migrate forward",
     "log_tools_postinstall": "Postinstall your YunoHost server",
diff --git a/src/yunohost/app.py b/src/yunohost/app.py
index f505dd088..b3c36d059 100644
--- a/src/yunohost/app.py
+++ b/src/yunohost/app.py
@@ -735,11 +735,9 @@ def app_install(operation_logger, app, label=None, args=None, no_remove_on_failu
     if packages.dpkg_is_broken():
         raise YunohostError("dpkg_is_broken")
 
-    from yunohost.utils.ldap import _get_ldap_interface
     from yunohost.hook import hook_add, hook_remove, hook_exec, hook_callback
     from yunohost.log import OperationLogger
-    from yunohost.permission import permission_create, permission_urls, permission_delete, permission_sync_to_user
-    ldap = _get_ldap_interface()
+    from yunohost.permission import user_permission_list, permission_create, permission_urls, permission_delete, permission_sync_to_user
 
     # Fetch or extract sources
     if not os.path.exists(INSTALL_TMP):
@@ -976,7 +974,7 @@ def app_remove(operation_logger, app):
 
     """
     from yunohost.hook import hook_exec, hook_remove, hook_callback
-    from yunohost.permission import permission_delete, permission_sync_to_user
+    from yunohost.permission import user_permission_list, permission_delete, permission_sync_to_user
     if not _is_installed(app):
         raise YunohostError('app_not_installed', app=app, all_apps=_get_all_installed_apps_id())
 
diff --git a/src/yunohost/permission.py b/src/yunohost/permission.py
index 4d935d3c0..e5035b0ad 100644
--- a/src/yunohost/permission.py
+++ b/src/yunohost/permission.py
@@ -45,7 +45,7 @@ SYSTEM_PERMS = ["mail", "xmpp", "stfp"]
 #
 
 
-def user_permission_list(short=False, full=False, ignore_system_perms=True):
+def user_permission_list(short=False, full=False, ignore_system_perms=False):
     """
     List permissions and corresponding accesses
     """
@@ -273,13 +273,13 @@ def permission_create(operation_logger, permission, urls=None, sync_perm=True):
 
     attr_dict = {
         'objectClass': ['top', 'permissionYnh', 'posixGroup'],
-        'cn': permission,
+        'cn': str(permission),
         'gidNumber': gid,
     }
 
     # For main permission, we add all users by default
     if permission.endswith(".main"):
-        attr_dict['groupPermission'] = 'cn=all_users,ou=groups,dc=yunohost,dc=org'
+        attr_dict['groupPermission'] = ['cn=all_users,ou=groups,dc=yunohost,dc=org']
 
     if urls:
         attr_dict['URL'] = [_normalize_url(url) for url in urls]
diff --git a/src/yunohost/user.py b/src/yunohost/user.py
index ef2a7d523..bb4d6aed2 100644
--- a/src/yunohost/user.py
+++ b/src/yunohost/user.py
@@ -449,7 +449,7 @@ def user_info(username):
 
         if service_status("dovecot")["status"] != "running":
             logger.warning(m18n.n('mailbox_used_space_dovecot_down'))
-        elif username not in user_permission_list()["permissions"]["mail.main"]["allowed_users"]:
+        elif username not in user_permission_list(full=True)["permissions"]["mail.main"]["corresponding_users"]:
             logger.warning(m18n.n('mailbox_disabled', user=username))
         else:
             cmd = 'doveadm -f flow quota get -u %s' % user['uid'][0]