diff --git a/charts/fluentd/values.yaml b/charts/fluentd/values.yaml
index 91d91446..33f8d905 100644
--- a/charts/fluentd/values.yaml
+++ b/charts/fluentd/values.yaml
@@ -318,6 +318,14 @@ fileConfigs:
       emit_unmatched_lines true
     </source>
 
+    # expose metrics in prometheus format
+    <source>
+      @type prometheus
+      bind 0.0.0.0
+      port 24231
+      metrics_path /metrics
+    </source>
+
   02_filters.conf: |-
     <label @KUBERNETES>
       <match kubernetes.var.log.containers.fluentd**>