diff --git a/package_linter.py b/package_linter.py
index a9b2d8d..8c9626e 100755
--- a/package_linter.py
+++ b/package_linter.py
@@ -21,6 +21,8 @@ from datetime import datetime
 # for HELPER in $(cat helperlist); do REQUIRE=$(grep -whB5 "^$HELPER" /path/to/yunohost/data/helpers.d/* | grep "Requires .* or higher\." | grep -o -E "[0-9].[0-9].[0-9]"); echo "'$HELPER': '$REQUIRE'",; done | tr "'" '"'
 
 official_helpers = {
+    "ynh_install_apps": "",
+    "ynh_remove_apps": "",
     "ynh_wait_dpkg_free": "3.3.1",
     "ynh_package_is_installed": "2.2.4",
     "ynh_package_version": "2.2.4",
@@ -32,7 +34,6 @@ official_helpers = {
     "ynh_package_autopurge": "2.7.2",
     "ynh_package_install_from_equivs": "2.2.4",
     "ynh_install_app_dependencies": "2.6.4",
-    "ynh_add_sury": "",
     "ynh_add_app_dependencies": "3.8.1",
     "ynh_remove_app_dependencies": "2.6.4",
     "ynh_install_extra_app_dependencies": "3.8.1",
@@ -43,7 +44,6 @@ official_helpers = {
     "ynh_backup": "2.4.0",
     "ynh_restore": "2.6.4",
     "ynh_restore_file": "2.6.4",
-    "ynh_bind_or_cp": "",
     "ynh_store_file_checksum": "2.6.4",
     "ynh_backup_if_checksum_is_different": "2.6.4",
     "ynh_delete_file_checksum": "3.3.1",
@@ -51,13 +51,16 @@ official_helpers = {
     "ynh_backup_before_upgrade": "2.7.2",
     "ynh_restore_upgradebackup": "2.7.2",
     "ynh_app_config_get_one": "",
-    "ynh_app_config_get": "",
-    "ynh_app_config_show": "",
-    "ynh_app_config_validate": "",
+    # Commenting out config panel helpers
+    # that may legitimately be overwritten from config script
+    #"ynh_app_config_get": "",
+    #"ynh_app_config_show": "",
+    #"ynh_app_config_validate": "",
     "ynh_app_config_apply_one": "",
-    "ynh_app_config_apply": "",
-    "ynh_app_config_run": "",
-    "ynh_add_fail2ban_config": "3.5.0",
+    #"ynh_app_config_apply": "",
+    #"ynh_app_action_run": "",
+    #"ynh_app_config_run": "",
+    "ynh_add_fail2ban_config": "4.1.0",
     "ynh_remove_fail2ban_config": "3.5.0",
     "ynh_handle_getopts_args": "3.2.2",
     "ynh_get_ram": "3.8.1",
@@ -78,9 +81,9 @@ official_helpers = {
     "ynh_return": "3.6.0",
     "ynh_use_logrotate": "2.6.4",
     "ynh_remove_logrotate": "2.6.4",
-    "ynh_multimedia_build_main_dir": "4.2",
-    "ynh_multimedia_addfolder": "4.2",
-    "ynh_multimedia_addaccess": "4.2",
+    "ynh_multimedia_build_main_dir": "",
+    "ynh_multimedia_addfolder": "",
+    "ynh_multimedia_addaccess": "",
     "ynh_mysql_connect_as": "2.2.4",
     "ynh_mysql_execute_as_root": "2.2.4",
     "ynh_mysql_execute_file_as_root": "2.2.4",
@@ -97,7 +100,7 @@ official_helpers = {
     "ynh_validate_ip": "2.2.4",
     "ynh_validate_ip4": "2.2.4",
     "ynh_validate_ip6": "2.2.4",
-    "ynh_add_nginx_config": "2.7.2",
+    "ynh_add_nginx_config": "4.1.0",
     "ynh_remove_nginx_config": "2.7.2",
     "ynh_install_n": "2.7.1",
     "ynh_use_nodejs": "2.7.1",
@@ -110,15 +113,15 @@ official_helpers = {
     "ynh_permission_url": "3.7.0",
     "ynh_permission_update": "3.7.0",
     "ynh_permission_has_user": "3.7.1",
-    "ynh_legacy_permissions_exists": "4.1",
-    "ynh_legacy_permissions_delete_all": "4.1",
-    "ynh_add_fpm_config": "2.7.2",
+    "ynh_legacy_permissions_exists": "4.1.2",
+    "ynh_legacy_permissions_delete_all": "4.1.2",
+    "ynh_add_fpm_config": "4.1.0",
     "ynh_remove_fpm_config": "2.7.2",
     "ynh_install_php": "3.8.1",
     "ynh_remove_php": "3.8.1",
     "ynh_get_scalable_phpfpm": "",
-    "ynh_composer_exec": "4.2",
-    "ynh_install_composer": "4.2",
+    "ynh_composer_exec": "",
+    "ynh_install_composer": "",
     "ynh_psql_connect_as": "3.5.0",
     "ynh_psql_execute_as_root": "3.5.0",
     "ynh_psql_execute_file_as_root": "3.5.0",
@@ -143,7 +146,7 @@ official_helpers = {
     "ynh_replace_special_string": "2.7.7",
     "ynh_sanitize_dbid": "2.2.4",
     "ynh_normalize_url_path": "2.6.4",
-    "ynh_add_systemd_config": "2.7.1",
+    "ynh_add_systemd_config": "4.1.0",
     "ynh_remove_systemd_config": "2.7.2",
     "ynh_systemd_action": "3.5.0",
     "ynh_clean_check_starting": "3.5.0",
@@ -165,9 +168,7 @@ official_helpers = {
     "ynh_write_var_in_file": "",
     "ynh_render_template": "",
     "ynh_get_debian_release": "2.7.1",
-    "ynh_mkdir_tmp": "",
     "ynh_secure_remove": "2.6.4",
-    "ynh_get_plain_key": "",
     "ynh_read_manifest": "3.5.0",
     "ynh_app_upstream_version": "3.5.0",
     "ynh_app_package_version": "3.5.0",