diff --git a/nginx/meta/fluentd.yml b/nginx/meta/fluentd.yml
index 44e15f2..cadb86b 100644
--- a/nginx/meta/fluentd.yml
+++ b/nginx/meta/fluentd.yml
@@ -15,7 +15,8 @@
               time_format: '%d/%b/%Y:%H:%M:%S %z'
               time_key: Timestamp
               keep_time_key: false
-              format: '/^(?<http_client_ip_address>[^ ]*) - (?<http_user>[^ ]*) \[(?<Timestamp>[^\]]*)\] "(?<http_method>\S+) (?<http_url>[^ ]*) \S*" (?<http_status>[^ ]*) (?<http_response_size>[^ ]*) "(?<http_referer>[^\"]*)" "(?<http_agent>[^\"]*)"$/'
+              # access_log format: https://regex101.com/r/CkdzZP/1
+              format: '/^(?<Payload>(?<http_client_ip_address>[^ ]*) - (?<http_user>[^ ]*) \[(?<Timestamp>[^\]]*)\] "(?<http_method>\S+) (?<http_url>[^ ]*) \S*" (?<http_status>[^ ]*) (?<http_response_size>[^ ]*) "(?<http_referer>[^\"]*)" "(?<http_agent>[^\"]*)")$/'
           error_log:
             type: tail
             tag: nginx.error