diff --git a/scripts/install b/scripts/install
index a66333b..354f887 100644
--- a/scripts/install
+++ b/scripts/install
@@ -134,6 +134,22 @@ exec_as "$app" php$YNH_PHP_VERSION "$final_path/admin/cli/install.php" --wwwroot
 # Calculate and store the config file checksum into the app settings
 ynh_store_file_checksum "$final_path/config.php"
 
+#=================================================
+# ACTIVATE LDAP SUPPORT
+#=================================================
+
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config SET value='ldap,email' WHERE name='auth';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='ldap://127.0.0.1/' WHERE plugin='auth_ldap' AND name='host_url';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='uid' WHERE plugin='auth_ldap' AND name='user_attribute';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='ou=users,dc=yunohost,dc=org' WHERE plugin='auth_ldap' AND name='contexts';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='givenName' WHERE plugin='auth_ldap' AND name='field_map_firstname';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='sn' WHERE plugin='auth_ldap' AND name='field_map_lastname';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='mail' WHERE plugin='auth_ldap' AND name='field_map_email';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='onlogin' WHERE plugin='auth_ldap' AND (name='field_updatelocal_firstname' OR name='field_updatelocal_lastname' OR name='field_updatelocal_email');"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='locked' WHERE plugin='auth_ldap' AND (name='field_lock_firstname' OR name='field_lock_lastname' OR name='field_lock_email');"
+
+exec_as "$app" php$YNH_PHP_VERSION "$final_path/admin/cli/purge_caches.php"
+
 #=================================================
 # ADD CRON JOB
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index d7e6974..8ef0ae2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -134,6 +134,22 @@ sudo cp "../conf/cron" "/etc/cron.d/$app"
 ynh_replace_string "__FINAL_PATH__" "$final_path" "/etc/cron.d/$app"
 ynh_replace_string "__YNH_PHP_VERSION__" "$YNH_PHP_VERSION" "/etc/cron.d/$app"
 
+#=================================================
+# ACTIVATE LDAP SUPPORT
+#=================================================
+
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config SET value='ldap,email' WHERE name='auth';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='ldap://127.0.0.1/' WHERE plugin='auth_ldap' AND name='host_url';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='uid' WHERE plugin='auth_ldap' AND name='user_attribute';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='ou=users,dc=yunohost,dc=org' WHERE plugin='auth_ldap' AND name='contexts';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='givenName' WHERE plugin='auth_ldap' AND name='field_map_firstname';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='sn' WHERE plugin='auth_ldap' AND name='field_map_lastname';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='mail' WHERE plugin='auth_ldap' AND name='field_map_email';"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='onlogin' WHERE plugin='auth_ldap' AND (name='field_updatelocal_firstname' OR name='field_updatelocal_lastname' OR name='field_updatelocal_email');"
+ynh_psql_execute_as_root --database=$db_name --sql="UPDATE public.mdl_config_plugins SET value='locked' WHERE plugin='auth_ldap' AND (name='field_lock_firstname' OR name='field_lock_lastname' OR name='field_lock_email');"
+
+exec_as "$app" php$YNH_PHP_VERSION "$final_path/admin/cli/purge_caches.php"
+
 #=================================================
 # SETUP SSOWAT
 #=================================================