diff --git a/cluster/addons/fluentd-elasticsearch/fluentd-es-configmap.yaml b/cluster/addons/fluentd-elasticsearch/fluentd-es-configmap.yaml
index 161e4a62ebf..5c3bb09f632 100644
--- a/cluster/addons/fluentd-elasticsearch/fluentd-es-configmap.yaml
+++ b/cluster/addons/fluentd-elasticsearch/fluentd-es-configmap.yaml
@@ -114,7 +114,7 @@ data:
         time_format %Y-%m-%dT%H:%M:%S.%NZ
       </pattern>
       <pattern>
-        format /^(?<time>.+) (?<stream>stdout|stderr) (?<log>.*)$/
+        format /^(?<time>.+) (?<stream>stdout|stderr) (?<tag>.*) (?<log>.*)$/
         time_format %Y-%m-%dT%H:%M:%S.%N%:z
       </pattern>
     </source>
diff --git a/cluster/addons/fluentd-gcp/fluentd-gcp-configmap.yaml b/cluster/addons/fluentd-gcp/fluentd-gcp-configmap.yaml
index bbd02f8f5ec..fa002d70bc3 100644
--- a/cluster/addons/fluentd-gcp/fluentd-gcp-configmap.yaml
+++ b/cluster/addons/fluentd-gcp/fluentd-gcp-configmap.yaml
@@ -58,7 +58,7 @@ data:
         time_format %Y-%m-%dT%H:%M:%S.%NZ
       </pattern>
       <pattern>
-        format /^(?<time>.+) (?<stream>stdout|stderr) (?<log>.*)$/
+        format /^(?<time>.+) (?<stream>stdout|stderr) (?<tag>.*) (?<log>.*)$/
         time_format %Y-%m-%dT%H:%M:%S.%N%:z
       </pattern>
     </source>