diff --git a/package_linter.py b/package_linter.py
index bc76c74..38a3a4f 100755
--- a/package_linter.py
+++ b/package_linter.py
@@ -37,6 +37,7 @@ except Exception:
 official_helpers = {
     "ynh_install_apps": "",
     "ynh_remove_apps": "",
+    "ynh_spawn_app_shell": "",
     "ynh_wait_dpkg_free": "3.3.1",
     "ynh_package_is_installed": "2.2.4",
     "ynh_package_version": "2.2.4",
@@ -77,6 +78,11 @@ official_helpers = {
     "ynh_add_fail2ban_config": "4.1.0",
     "ynh_remove_fail2ban_config": "3.5.0",
     "ynh_handle_getopts_args": "3.2.2",
+    "ynh_go_try_bash_extension": "",
+    "ynh_use_go": "",
+    "ynh_install_go": "",
+    "ynh_remove_go": "",
+    "ynh_cleanup_go": "",
     "ynh_get_ram": "3.8.1",
     "ynh_require_ram": "3.8.1",
     "ynh_die": "2.4.0",
@@ -89,6 +95,7 @@ official_helpers = {
     "ynh_exec_warn_less": "3.2.0",
     "ynh_exec_quiet": "3.2.0",
     "ynh_exec_fully_quiet": "3.2.0",
+    "ynh_exec_and_print_stderr_only_if_error": "",
     "ynh_print_OFF": "3.2.0",
     "ynh_print_ON": "3.2.0",
     "ynh_script_progression": "3.5.0",
@@ -116,7 +123,7 @@ official_helpers = {
     "ynh_validate_ip6": "2.2.4",
     "ynh_add_nginx_config": "4.1.0",
     "ynh_remove_nginx_config": "2.7.2",
-    "ynh_install_n": "2.7.1",
+    "ynh_change_url_nginx_config": "11.1.9",
     "ynh_use_nodejs": "2.7.1",
     "ynh_install_nodejs": "2.7.1",
     "ynh_remove_nodejs": "2.7.1",
@@ -131,8 +138,6 @@ official_helpers = {
     "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": "",
     "ynh_install_composer": "",
@@ -149,6 +154,13 @@ official_helpers = {
     "ynh_psql_setup_db": "2.7.1",
     "ynh_psql_remove_db": "2.7.1",
     "ynh_psql_test_if_first_run": "2.7.1",
+    "ynh_redis_get_free_db": "",
+    "ynh_redis_remove_db": "",
+    "ynh_use_ruby": "",
+    "ynh_install_ruby": "",
+    "ynh_remove_ruby": "",
+    "ynh_cleanup_ruby": "",
+    "ynh_ruby_try_bash_extension": "",
     "ynh_app_setting_get": "2.2.4",
     "ynh_app_setting_set": "2.2.4",
     "ynh_app_setting_delete": "2.2.4",