diff --git a/plugins/outputs/prometheus_client/README.md b/plugins/outputs/prometheus_client/README.md
index edf04134d..74a72a020 100644
--- a/plugins/outputs/prometheus_client/README.md
+++ b/plugins/outputs/prometheus_client/README.md
@@ -73,7 +73,7 @@ to use them.
 
   ## Specify the metric type explicitly.
   ## This overrides the metric-type of the Telegraf metric. Globbing is allowed.
-  # [outputs.prometheus_client.prometheus_metric_types]
+  # [outputs.prometheus_client.metric_types]
   #   counter = []
   #   gauge = []
 ```
diff --git a/plugins/outputs/prometheus_client/sample.conf b/plugins/outputs/prometheus_client/sample.conf
index e6d65b940..2e23d60ca 100644
--- a/plugins/outputs/prometheus_client/sample.conf
+++ b/plugins/outputs/prometheus_client/sample.conf
@@ -48,6 +48,6 @@
 
   ## Specify the metric type explicitly.
   ## This overrides the metric-type of the Telegraf metric. Globbing is allowed.
-  # [outputs.prometheus_client.prometheus_metric_types]
+  # [outputs.prometheus_client.metric_types]
   #   counter = []
   #   gauge = []