diff --git a/contrib/vim/syntax/nginx.vim b/contrib/vim/syntax/nginx.vim
index 075b19a..6bee7a2 100644
--- a/contrib/vim/syntax/nginx.vim
+++ b/contrib/vim/syntax/nginx.vim
@@ -108,6 +108,7 @@
 syn keyword ngxDirectiveError contained error_page
 syn keyword ngxDirectiveError contained post_action
 
+syn keyword ngxDirectiveDeprecated contained limit_zone
 syn keyword ngxDirectiveDeprecated contained proxy_downstream_buffer
 syn keyword ngxDirectiveDeprecated contained proxy_upstream_buffer
 syn keyword ngxDirectiveDeprecated contained spdy_chunk_size
@@ -118,6 +119,7 @@
 syn keyword ngxDirectiveDeprecated contained spdy_recv_buffer_size
 syn keyword ngxDirectiveDeprecated contained spdy_recv_timeout
 syn keyword ngxDirectiveDeprecated contained spdy_streams_index_size
+syn keyword ngxDirectiveDeprecated contained ssl
 syn keyword ngxDirectiveDeprecated contained upstream_conf
 
 syn keyword ngxDirective contained absolute_redirect
@@ -136,6 +138,7 @@
 syn keyword ngxDirective contained allow
 syn keyword ngxDirective contained ancient_browser
 syn keyword ngxDirective contained ancient_browser_value
+syn keyword ngxDirective contained api
 syn keyword ngxDirective contained auth_basic
 syn keyword ngxDirective contained auth_basic_user_file
 syn keyword ngxDirective contained auth_http
@@ -143,7 +146,11 @@
 syn keyword ngxDirective contained auth_http_pass_client_cert
 syn keyword ngxDirective contained auth_http_timeout
 syn keyword ngxDirective contained auth_jwt
+syn keyword ngxDirective contained auth_jwt_claim_set
+syn keyword ngxDirective contained auth_jwt_header_set
 syn keyword ngxDirective contained auth_jwt_key_file
+syn keyword ngxDirective contained auth_jwt_key_request
+syn keyword ngxDirective contained auth_jwt_leeway
 syn keyword ngxDirective contained auth_request
 syn keyword ngxDirective contained auth_request_set
 syn keyword ngxDirective contained autoindex
@@ -229,6 +236,7 @@
 syn keyword ngxDirective contained fastcgi_request_buffering
 syn keyword ngxDirective contained fastcgi_send_lowat
 syn keyword ngxDirective contained fastcgi_send_timeout
+syn keyword ngxDirective contained fastcgi_socket_keepalive
 syn keyword ngxDirective contained fastcgi_split_path_info
 syn keyword ngxDirective contained fastcgi_store
 syn keyword ngxDirective contained fastcgi_store_access
@@ -255,6 +263,7 @@
 syn keyword ngxDirective contained grpc_read_timeout
 syn keyword ngxDirective contained grpc_send_timeout
 syn keyword ngxDirective contained grpc_set_header
+syn keyword ngxDirective contained grpc_socket_keepalive
 syn keyword ngxDirective contained grpc_ssl_certificate
 syn keyword ngxDirective contained grpc_ssl_certificate_key
 syn keyword ngxDirective contained grpc_ssl_ciphers
@@ -330,6 +339,8 @@
 syn keyword ngxDirective contained keepalive_disable
 syn keyword ngxDirective contained keepalive_requests
 syn keyword ngxDirective contained keepalive_timeout
+syn keyword ngxDirective contained keyval
+syn keyword ngxDirective contained keyval_zone
 syn keyword ngxDirective contained kqueue_changes
 syn keyword ngxDirective contained kqueue_events
 syn keyword ngxDirective contained large_client_header_buffers
@@ -367,6 +378,7 @@
 syn keyword ngxDirective contained memcached_next_upstream_tries
 syn keyword ngxDirective contained memcached_read_timeout
 syn keyword ngxDirective contained memcached_send_timeout
+syn keyword ngxDirective contained memcached_socket_keepalive
 syn keyword ngxDirective contained merge_slashes
 syn keyword ngxDirective contained min_delete_depth
 syn keyword ngxDirective contained mirror
@@ -375,9 +387,9 @@
 syn keyword ngxDirective contained modern_browser_value
 syn keyword ngxDirective contained mp4
 syn keyword ngxDirective contained mp4_buffer_size
-syn keyword ngxDirective contained mp4_max_buffer_size
 syn keyword ngxDirective contained mp4_limit_rate
 syn keyword ngxDirective contained mp4_limit_rate_after
+syn keyword ngxDirective contained mp4_max_buffer_size
 syn keyword ngxDirective contained msie_padding
 syn keyword ngxDirective contained msie_refresh
 syn keyword ngxDirective contained multi_accept
@@ -456,11 +468,13 @@
 syn keyword ngxDirective contained proxy_read_timeout
 syn keyword ngxDirective contained proxy_redirect
 syn keyword ngxDirective contained proxy_request_buffering
+syn keyword ngxDirective contained proxy_requests
 syn keyword ngxDirective contained proxy_responses
 syn keyword ngxDirective contained proxy_send_lowat
 syn keyword ngxDirective contained proxy_send_timeout
 syn keyword ngxDirective contained proxy_set_body
 syn keyword ngxDirective contained proxy_set_header
+syn keyword ngxDirective contained proxy_socket_keepalive
 syn keyword ngxDirective contained proxy_ssl
 syn keyword ngxDirective contained proxy_ssl_certificate
 syn keyword ngxDirective contained proxy_ssl_certificate_key
@@ -481,6 +495,7 @@
 syn keyword ngxDirective contained proxy_timeout
 syn keyword ngxDirective contained proxy_upload_rate
 syn keyword ngxDirective contained queue
+syn keyword ngxDirective contained random
 syn keyword ngxDirective contained random_index
 syn keyword ngxDirective contained read_ahead
 syn keyword ngxDirective contained real_ip_header
@@ -533,6 +548,7 @@
 syn keyword ngxDirective contained scgi_read_timeout
 syn keyword ngxDirective contained scgi_request_buffering
 syn keyword ngxDirective contained scgi_send_timeout
+syn keyword ngxDirective contained scgi_socket_keepalive
 syn keyword ngxDirective contained scgi_store
 syn keyword ngxDirective contained scgi_store_access
 syn keyword ngxDirective contained scgi_temp_file_write_size
@@ -565,7 +581,6 @@
 syn keyword ngxDirective contained ssi_silent_errors
 syn keyword ngxDirective contained ssi_types
 syn keyword ngxDirective contained ssi_value_length
-syn keyword ngxDirective contained ssl
 syn keyword ngxDirective contained ssl_buffer_size
 syn keyword ngxDirective contained ssl_certificate
 syn keyword ngxDirective contained ssl_certificate_key
@@ -573,6 +588,7 @@
 syn keyword ngxDirective contained ssl_client_certificate
 syn keyword ngxDirective contained ssl_crl
 syn keyword ngxDirective contained ssl_dhparam
+syn keyword ngxDirective contained ssl_early_data
 syn keyword ngxDirective contained ssl_ecdh_curve
 syn keyword ngxDirective contained ssl_engine
 syn keyword ngxDirective contained ssl_handshake_timeout
@@ -664,6 +680,7 @@
 syn keyword ngxDirective contained uwsgi_read_timeout
 syn keyword ngxDirective contained uwsgi_request_buffering
 syn keyword ngxDirective contained uwsgi_send_timeout
+syn keyword ngxDirective contained uwsgi_socket_keepalive
 syn keyword ngxDirective contained uwsgi_ssl_certificate
 syn keyword ngxDirective contained uwsgi_ssl_certificate_key
 syn keyword ngxDirective contained uwsgi_ssl_ciphers
@@ -701,6 +718,26 @@
 syn keyword ngxDirective contained xslt_stylesheet
 syn keyword ngxDirective contained xslt_types
 syn keyword ngxDirective contained zone
+syn keyword ngxDirective contained zone_sync
+syn keyword ngxDirective contained zone_sync_buffers
+syn keyword ngxDirective contained zone_sync_connect_retry_interval
+syn keyword ngxDirective contained zone_sync_connect_timeout
+syn keyword ngxDirective contained zone_sync_interval
+syn keyword ngxDirective contained zone_sync_recv_buffer_size
+syn keyword ngxDirective contained zone_sync_server
+syn keyword ngxDirective contained zone_sync_ssl
+syn keyword ngxDirective contained zone_sync_ssl_certificate
+syn keyword ngxDirective contained zone_sync_ssl_certificate_key
+syn keyword ngxDirective contained zone_sync_ssl_ciphers
+syn keyword ngxDirective contained zone_sync_ssl_crl
+syn keyword ngxDirective contained zone_sync_ssl_name
+syn keyword ngxDirective contained zone_sync_ssl_password_file
+syn keyword ngxDirective contained zone_sync_ssl_protocols
+syn keyword ngxDirective contained zone_sync_ssl_server_name
+syn keyword ngxDirective contained zone_sync_ssl_trusted_certificate
+syn keyword ngxDirective contained zone_sync_ssl_verify
+syn keyword ngxDirective contained zone_sync_ssl_verify_depth
+syn keyword ngxDirective contained zone_sync_timeout
 
 " 3rd party modules list taken from
 " https://github.com/freebsd/freebsd-ports/blob/master/www/nginx-devel/Makefile
@@ -876,6 +913,8 @@
 
 " NGINX WebDAV missing commands support (PROPFIND & OPTIONS)
 " https://github.com/arut/nginx-dav-ext-module
+syn keyword ngxDirectiveThirdParty contained dav_ext_lock
+syn keyword ngxDirectiveThirdParty contained dav_ext_lock_zone
 syn keyword ngxDirectiveThirdParty contained dav_ext_methods
 
 " ngx_eval
@@ -895,6 +934,7 @@
 syn keyword ngxDirectiveThirdParty contained fancyindex_exact_size
 syn keyword ngxDirectiveThirdParty contained fancyindex_footer
 syn keyword ngxDirectiveThirdParty contained fancyindex_header
+syn keyword ngxDirectiveThirdParty contained fancyindex_hide_parent_dir
 syn keyword ngxDirectiveThirdParty contained fancyindex_hide_symlinks
 syn keyword ngxDirectiveThirdParty contained fancyindex_ignore
 syn keyword ngxDirectiveThirdParty contained fancyindex_localtime
@@ -937,8 +977,17 @@
 
 " nchan
 " https://github.com/slact/nchan
+syn keyword ngxDirectiveThirdParty contained nchan_access_control_allow_credentials
 syn keyword ngxDirectiveThirdParty contained nchan_access_control_allow_origin
 syn keyword ngxDirectiveThirdParty contained nchan_authorize_request
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_channels
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_message_padding_bytes
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_messages_per_channel_per_minute
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_publisher_distribution
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_subscriber_distribution
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_subscribers_per_channel
+syn keyword ngxDirectiveThirdParty contained nchan_benchmark_time
 syn keyword ngxDirectiveThirdParty contained nchan_channel_event_string
 syn keyword ngxDirectiveThirdParty contained nchan_channel_events_channel_id
 syn keyword ngxDirectiveThirdParty contained nchan_channel_group
@@ -974,15 +1023,19 @@
 syn keyword ngxDirectiveThirdParty contained nchan_pubsub
 syn keyword ngxDirectiveThirdParty contained nchan_pubsub_channel_id
 syn keyword ngxDirectiveThirdParty contained nchan_pubsub_location
+syn keyword ngxDirectiveThirdParty contained nchan_redis_connect_timeout
 syn keyword ngxDirectiveThirdParty contained nchan_redis_fakesub_timer_interval
 syn keyword ngxDirectiveThirdParty contained nchan_redis_idle_channel_cache_timeout
 syn keyword ngxDirectiveThirdParty contained nchan_redis_namespace
+syn keyword ngxDirectiveThirdParty contained nchan_redis_nostore_fastpublish
+syn keyword ngxDirectiveThirdParty contained nchan_redis_optimize_target
 syn keyword ngxDirectiveThirdParty contained nchan_redis_pass
 syn keyword ngxDirectiveThirdParty contained nchan_redis_pass_inheritable
 syn keyword ngxDirectiveThirdParty contained nchan_redis_ping_interval
 syn keyword ngxDirectiveThirdParty contained nchan_redis_publish_msgpacked_max_size
 syn keyword ngxDirectiveThirdParty contained nchan_redis_server
 syn keyword ngxDirectiveThirdParty contained nchan_redis_storage_mode
+syn keyword ngxDirectiveThirdParty contained nchan_redis_subscribe_weights
 syn keyword ngxDirectiveThirdParty contained nchan_redis_url
 syn keyword ngxDirectiveThirdParty contained nchan_redis_wait_after_connecting
 syn keyword ngxDirectiveThirdParty contained nchan_shared_memory_size
@@ -1280,6 +1333,7 @@
 syn keyword ngxDirectiveThirdParty contained lua_package_path
 syn keyword ngxDirectiveThirdParty contained lua_regex_cache_max_entries
 syn keyword ngxDirectiveThirdParty contained lua_regex_match_limit
+syn keyword ngxDirectiveThirdParty contained lua_sa_restart
 syn keyword ngxDirectiveThirdParty contained lua_shared_dict
 syn keyword ngxDirectiveThirdParty contained lua_socket_buffer_size
 syn keyword ngxDirectiveThirdParty contained lua_socket_connect_timeout
@@ -1355,9 +1409,15 @@
 " https://www.phusionpassenger.com/library/config/nginx/reference/
 syn keyword ngxDirectiveThirdParty contained passenger_abort_on_startup_error
 syn keyword ngxDirectiveThirdParty contained passenger_abort_websockets_on_process_shutdown
+syn keyword ngxDirectiveThirdParty contained passenger_admin_panel_auth_type
+syn keyword ngxDirectiveThirdParty contained passenger_admin_panel_password
+syn keyword ngxDirectiveThirdParty contained passenger_admin_panel_url
+syn keyword ngxDirectiveThirdParty contained passenger_admin_panel_username
+syn keyword ngxDirectiveThirdParty contained passenger_anonymous_telemetry_proxy
 syn keyword ngxDirectiveThirdParty contained passenger_app_env
 syn keyword ngxDirectiveThirdParty contained passenger_app_file_descriptor_ulimit
 syn keyword ngxDirectiveThirdParty contained passenger_app_group_name
+syn keyword ngxDirectiveThirdParty contained passenger_app_log_file
 syn keyword ngxDirectiveThirdParty contained passenger_app_rights
 syn keyword ngxDirectiveThirdParty contained passenger_app_root
 syn keyword ngxDirectiveThirdParty contained passenger_app_type
@@ -1373,8 +1433,10 @@
 syn keyword ngxDirectiveThirdParty contained passenger_debugger
 syn keyword ngxDirectiveThirdParty contained passenger_default_group
 syn keyword ngxDirectiveThirdParty contained passenger_default_user
+syn keyword ngxDirectiveThirdParty contained passenger_disable_anonymous_telemetry
 syn keyword ngxDirectiveThirdParty contained passenger_disable_security_update_check
 syn keyword ngxDirectiveThirdParty contained passenger_document_root
+syn keyword ngxDirectiveThirdParty contained passenger_dump_config_manifest
 syn keyword ngxDirectiveThirdParty contained passenger_enabled
 syn keyword ngxDirectiveThirdParty contained passenger_env_var
 syn keyword ngxDirectiveThirdParty contained passenger_file_descriptor_log_file
@@ -1402,6 +1464,7 @@
 syn keyword ngxDirectiveThirdParty contained passenger_memory_limit
 syn keyword ngxDirectiveThirdParty contained passenger_meteor_app_settings
 syn keyword ngxDirectiveThirdParty contained passenger_min_instances
+syn keyword ngxDirectiveThirdParty contained passenger_monitor_log_file
 syn keyword ngxDirectiveThirdParty contained passenger_nodejs
 syn keyword ngxDirectiveThirdParty contained passenger_pass_header
 syn keyword ngxDirectiveThirdParty contained passenger_pool_idle_time
@@ -1778,6 +1841,8 @@
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_filter_by_host
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_filter_by_set_key
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_filter_check_duplicate
+syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_filter_max_node
+syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_histogram_buckets
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_limit
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_limit_check_duplicate
 syn keyword ngxDirectiveThirdParty contained vhost_traffic_status_limit_traffic
@@ -1899,11 +1964,11 @@
 
 " ngx_http_accounting_module
 " https://github.com/Lax/ngx_http_accounting_module
-syn keyword ngxDirectiveThirdParty contained http_accounting
-syn keyword ngxDirectiveThirdParty contained http_accounting_id
-syn keyword ngxDirectiveThirdParty contained http_accounting_interval
-syn keyword ngxDirectiveThirdParty contained http_accounting_log
-syn keyword ngxDirectiveThirdParty contained http_accounting_perturb
+syn keyword ngxDirectiveThirdParty contained accounting
+syn keyword ngxDirectiveThirdParty contained accounting_id
+syn keyword ngxDirectiveThirdParty contained accounting_interval
+syn keyword ngxDirectiveThirdParty contained accounting_log
+syn keyword ngxDirectiveThirdParty contained accounting_perturb
 
 " concatenating files in a given context: CSS and JS files usually
 " https://github.com/alibaba/nginx-http-concat