diff --git a/playbooks/roles/filebeat/defaults/main.yml b/playbooks/roles/filebeat/defaults/main.yml
index 9a6cf1e..3a9ce8d 100644
--- a/playbooks/roles/filebeat/defaults/main.yml
+++ b/playbooks/roles/filebeat/defaults/main.yml
@@ -22,6 +22,7 @@ filebeat_logs:
     index_prefix: "gw-nginx"
     template_name: "gw-nginx-ug10cn"
     template_pattern: "gw-nginx-*"
+    exclude_files: '_81\.log$'
     dissect_tokenizers:
       - tokenizer: "/%{}/%{}/%{}/%{}_%{sublog}.log"
         field_name: "log.file.path"
diff --git a/playbooks/roles/filebeat/templates/filebeat.yml b/playbooks/roles/filebeat/templates/filebeat.yml
index 7c5f4c5..d60addd 100644
--- a/playbooks/roles/filebeat/templates/filebeat.yml
+++ b/playbooks/roles/filebeat/templates/filebeat.yml
@@ -9,6 +9,9 @@ filebeat.config.inputs:
 filebeat.inputs:
 - type: log
   paths: {{ logs[log_type]['paths'] }}
+  {% if logs[log_type]['exclude_files'] -%}
+  exclude_files: {{ logs[log_type]['exclude_files'] }}
+  {% endif -%}
   harvester_buffer_size: 40960
   ignore_older: {{ filebeat_older }}
   tail_files: {{ filebeat_tail_files | string | lower }}