diff --git a/docker/fluentd/fluent.conf b/docker/fluentd/fluent.conf
index 35b5e56..28aca7b 100644
--- a/docker/fluentd/fluent.conf
+++ b/docker/fluentd/fluent.conf
@@ -10,7 +10,7 @@
   reserve_data true
   <parse>
     @type regexp
-    expression /(?<message>.*)/
+    expression /(?<message>.*)(?<extra_info>\[EXTRA_INFO\]\s*\{.*\})?/
   </parse>
 </filter>